alguidelines/docs/navpatterns/3-cal-coding-guidelines/index.html
2022-02-27 19:16:07 +00:00

658 lines
No EOL
82 KiB
HTML

<!doctype html><html lang=en class=no-js>
<head>
<meta charset=utf-8>
<meta name=viewport content="width=device-width,initial-scale=1,shrink-to-fit=no">
<meta name=generator content="Hugo 0.92.2">
<link rel=alternate type=application/rss+xml href=https://alguidelines.dev/docs/navpatterns/3-cal-coding-guidelines/index.xml>
<meta name=robots content="index, follow">
<link rel="shortcut icon" href=/favicons/favicon.ico>
<link rel=apple-touch-icon href=/favicons/apple-touch-icon-180x180.png sizes=180x180>
<link rel=icon type=image/png href=/favicons/favicon-16x16.png sizes=16x16>
<link rel=icon type=image/png href=/favicons/favicon-32x32.png sizes=32x32>
<link rel=icon type=image/png href=/favicons/android-36x36.png sizes=36x36>
<link rel=icon type=image/png href=/favicons/android-48x48.png sizes=48x48>
<link rel=icon type=image/png href=/favicons/android-72x72.png sizes=72x72>
<link rel=icon type=image/png href=/favicons/android-96x96.png sizes=96x96>
<link rel=icon type=image/png href=/favicons/android-144x144.png sizes=144x144>
<link rel=icon type=image/png href=/favicons/android-192x192.png sizes=192x192>
<title>3. CAL Coding Guidelines | alguidelines.dev - Business Central Design Patterns</title>
<meta name=description content="We&rsquo;ve decided to publish our current C/AL coding guidelines. They are actual, as per January 2015 when this is published (but might fall out of …">
<meta property="og:title" content="3. CAL Coding Guidelines">
<meta property="og:description" content="Guidelines for when Developing AL for Microsoft Dynamics 365 Business Central">
<meta property="og:type" content="website">
<meta property="og:url" content="https://alguidelines.dev/docs/navpatterns/3-cal-coding-guidelines/"><meta property="og:image" content="https://alguidelines.dev/images/og-image-fission.png"><meta property="og:site_name" content="alguidelines.dev - Business Central Design Patterns">
<meta itemprop=name content="3. CAL Coding Guidelines">
<meta itemprop=description content="Guidelines for when Developing AL for Microsoft Dynamics 365 Business Central"><meta name=twitter:card content="summary_large_image">
<meta name=twitter:image content="https://alguidelines.dev/images/og-image-fission.png">
<meta name=twitter:title content="3. CAL Coding Guidelines">
<meta name=twitter:description content="Guidelines for when Developing AL for Microsoft Dynamics 365 Business Central">
<link rel=preload href=/scss/main.min.84a617ff0c0265eb62b5cd2929c572f4ed37dc4907d0cf068be4eb2974f6d60f.css as=style>
<link href=/scss/main.min.84a617ff0c0265eb62b5cd2929c572f4ed37dc4907d0cf068be4eb2974f6d60f.css rel=stylesheet integrity>
<script src=https://code.jquery.com/jquery-3.6.0.min.js integrity=sha384-vtXRMe3mGCbOeY7l30aIg8H9p3GdeSe4IFlP6G8JMa7o7lXvnz3GFKzPxzJdPfGK crossorigin=anonymous></script>
<script src=https://unpkg.com/lunr@2.3.9/lunr.min.js integrity=sha384-203J0SNzyqHby3iU6hzvzltrWi/M41wOP5Gu+BiJMz5nwKykbkUx8Kp7iti0Lpli crossorigin=anonymous></script>
</head>
<body class=td-section>
<header>
<nav class="js-navbar-scroll navbar navbar-expand navbar-dark flex-column flex-md-row td-navbar">
<a class=navbar-brand href=/>
<img src=/images/SiteLogo.png height=32px>
<span class="font-weight-bold show-desktop">alguidelines.dev - Business Central Design Patterns</span>
<span class="font-weight-bold show-mobile-inline">alguidelines.dev</span>
</a>
<div class="td-navbar-nav-scroll ml-md-auto" id=main_navbar>
<ul class="navbar-nav mt-2 mt-lg-0">
<li class="nav-item mr-4 mb-2 mb-lg-0">
<a class=nav-link href=/docs/><i class="fas fa-book"></i><span>Docs</span></a>
</li>
<li class="nav-item mr-4 mb-2 mb-lg-0">
<a class=nav-link href=https://github.com/microsoft/alguidelines/discussions/ target=_blank><i class="fas fa-comments"></i><span>Discussions</span></a>
</li>
<li class="nav-item mr-4 mb-2 mb-lg-0">
<a class=nav-link href=https://github.com/microsoft/alguidelines target=_blank><i class="fab fa-github"></i><span>GitHub</span></a>
</li>
<li class="nav-item mr-4 mb-2 mb-lg-0">
<a class=nav-link href=https://discord.gg/4wbfNv3 target=_blank><i class="fab fa-discord"></i><span>Discord</span></a>
</li>
</ul>
</div>
<div class="navbar-nav d-none d-lg-block"><input type=search class="form-control td-search-input" placeholder="&#xf002; Search this site…" aria-label="Search this site…" autocomplete=off data-offline-search-index-json-src=/offline-search-index.15d6fe3997de27ba07da8d70abc12638.json data-offline-search-base-href=/ data-offline-search-max-results=10>
</div>
</nav>
</header>
<div class="container-fluid td-outer">
<div class=td-main>
<div class="row flex-xl-nowrap">
<aside class="col-12 col-md-3 col-xl-2 td-sidebar d-print-none">
<div id=td-sidebar-menu class=td-sidebar__inner>
<div id=content-mobile>
<form class="td-sidebar__search d-flex align-items-center">
<input type=search class="form-control td-search-input" placeholder="&#xf002; Search this site…" aria-label="Search this site…" autocomplete=off data-offline-search-index-json-src=/offline-search-index.15d6fe3997de27ba07da8d70abc12638.json data-offline-search-base-href=/ data-offline-search-max-results=10>
<button class="btn btn-link td-sidebar__toggle d-md-none p-0 ml-3 fas fa-bars" type=button data-toggle=collapse data-target=#td-section-nav aria-controls=td-docs-nav aria-expanded=false aria-label="Toggle section navigation">
</button>
</form>
</div>
<div id=content-desktop></div>
<nav class="collapse td-sidebar-nav" id=td-section-nav>
<ul class="td-sidebar-nav__section pr-md-3 ul-0">
<li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child active-path" id=m-docs-li>
<a href=/docs/ title="AL Guidelines" class="align-left pl-0 td-sidebar-link td-sidebar-link__section tree-root" id=m-docs><span>Docs</span></a>
<ul class=ul-1>
<li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-docspatterns-li>
<a href=/docs/patterns/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-docspatterns><span>Design Patterns</span></a>
<ul class="ul-2 foldable">
<li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docspatternsapi-register-fieldset-li>
<a href=/docs/patterns/api-register-fieldset/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docspatternsapi-register-fieldset><span>API Register Fieldset</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docspatternsapi-delegate-operation-li>
<a href=/docs/patterns/api-delegate-operation/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docspatternsapi-delegate-operation><span>Delegate API Operation</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docspatternsevent-bridge-pattern-li>
<a href=/docs/patterns/event-bridge-pattern/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docspatternsevent-bridge-pattern><span>Event Bridge</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docspatternsfacade-pattern-li>
<a href=/docs/patterns/facade-pattern/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docspatternsfacade-pattern><span>Façade</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docspatternsgeneric-method-pattern-li>
<a href=/docs/patterns/generic-method-pattern/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docspatternsgeneric-method-pattern><span>Generic Method</span></a>
</li>
</ul>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-docsbestpractices-li>
<a href=/docs/bestpractices/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-docsbestpractices><span>Best Practices</span></a>
<ul class="ul-2 foldable">
<li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsbestpracticesapi-page-li>
<a href=/docs/bestpractices/api-page/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsbestpracticesapi-page><span>API Page / Query</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsbestpracticesbegin-as-an-afterword-li>
<a href=/docs/bestpractices/begin-as-an-afterword/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsbestpracticesbegin-as-an-afterword><span>begin as an afterword</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsbestpracticesbegin-end-li>
<a href=/docs/bestpractices/begin-end/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsbestpracticesbegin-end><span>Begin-End - Compound Only</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsbestpracticesbinary-operator-line-start-li>
<a href=/docs/bestpractices/binary-operator-line-start/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsbestpracticesbinary-operator-line-start><span>Binary Operator to Start Line</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsbestpracticescase-actions-li>
<a href=/docs/bestpractices/case-actions/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsbestpracticescase-actions><span>CASE Action on next line</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsbestpracticescomments-spacing-li>
<a href=/docs/bestpractices/comments-spacing/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsbestpracticescomments-spacing><span>Comment Spacing</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsbestpracticescustomtelemetry-li>
<a href=/docs/bestpractices/customtelemetry/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsbestpracticescustomtelemetry><span>Custom Telemetry</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsbestpracticesdeleteall-li>
<a href=/docs/bestpractices/deleteall/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsbestpracticesdeleteall><span>DeleteAll</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsbestpracticesend-else-pair-li>
<a href=/docs/bestpractices/end-else-pair/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsbestpracticesend-else-pair><span>end else pair</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsbestpracticeskeyword-pairs-indentation-li>
<a href=/docs/bestpractices/keyword-pairs-indentation/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsbestpracticeskeyword-pairs-indentation><span>Keyword Pairs - Indentation</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsbestpracticesline-start-keywords-li>
<a href=/docs/bestpractices/line-start-keywords/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsbestpracticesline-start-keywords><span>Line Start Keywords</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsbestpracticeslonely-repeat-li>
<a href=/docs/bestpractices/lonely-repeat/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsbestpracticeslonely-repeat><span>Lonely Repeat</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsbestpracticesnamed-invocations-li>
<a href=/docs/bestpractices/named-invocations/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsbestpracticesnamed-invocations><span>Named Invocations</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsbestpracticesone-statement-per-line-li>
<a href=/docs/bestpractices/one-statement-per-line/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsbestpracticesone-statement-per-line><span>One Statement per Line</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsbestpracticesseparate-if-and-else-li>
<a href=/docs/bestpractices/separate-if-and-else/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsbestpracticesseparate-if-and-else><span>Seperate if and else</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsbestpracticesspacing-binary-operators-li>
<a href=/docs/bestpractices/spacing-binary-operators/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsbestpracticesspacing-binary-operators><span>Spacing Binary Operators</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsbestpracticessubscribercodeunits-li>
<a href=/docs/bestpractices/subscribercodeunits/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsbestpracticessubscribercodeunits><span>Subscriber Codeunits</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsbestpracticessuggested-abbreviations-li>
<a href=/docs/bestpractices/suggested-abbreviations/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsbestpracticessuggested-abbreviations><span>Suggested Abbreviations</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsbestpracticesunnecessary-else-li>
<a href=/docs/bestpractices/unnecessary-else/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsbestpracticesunnecessary-else><span>Unnecessary else</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsbestpracticesunnecessary-truefalse-li>
<a href=/docs/bestpractices/unnecessary-truefalse/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsbestpracticesunnecessary-truefalse><span>Unnecessary true/false</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsbestpracticesvariable-naming-li>
<a href=/docs/bestpractices/variable-naming/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsbestpracticesvariable-naming><span>Variable Naming</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsbestpracticesvariables-declarations-order-li>
<a href=/docs/bestpractices/variables-declarations-order/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsbestpracticesvariables-declarations-order><span>Variables Declarations Order</span></a>
</li>
</ul>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child active-path" id=m-docsnavpatterns-li>
<a href=/docs/navpatterns/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-docsnavpatterns><span>NAV Patterns Archive</span></a>
<ul class="ul-2 foldable">
<li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-docsnavpatternspatterns-li>
<a href=/docs/navpatterns/patterns/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-docsnavpatternspatterns><span>1. Patterns</span></a>
<ul class="ul-3 foldable">
<li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternsactivity-log-li>
<a href=/docs/navpatterns/patterns/activity-log/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternsactivity-log><span>Activity Logs</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternsargument-table-li>
<a href=/docs/navpatterns/patterns/argument-table/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternsargument-table><span>Argument Table</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child collapse" id=m-docsnavpatternspatternsblocked-entity-li>
<a href=/docs/navpatterns/patterns/blocked-entity/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-docsnavpatternspatternsblocked-entity><span>Blocked Entity</span></a>
<ul class="ul-4 foldable">
<li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternsblocked-entitydata-driven-blocked-entity-li>
<a href=/docs/navpatterns/patterns/blocked-entity/data-driven-blocked-entity/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternsblocked-entitydata-driven-blocked-entity><span>Data Driven Blocked Entity</span></a>
</li>
</ul>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternscached-web-service-calls-li>
<a href=/docs/navpatterns/patterns/cached-web-service-calls/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternscached-web-service-calls><span>Cached Web Server Calls</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternsconditional-cascading-update-li>
<a href=/docs/navpatterns/patterns/conditional-cascading-update/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternsconditional-cascading-update><span>Conditional Cascading Update</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternscopy-document-li>
<a href=/docs/navpatterns/patterns/copy-document/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternscopy-document><span>Copy Document</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternscreate-data-from-templates-li>
<a href=/docs/navpatterns/patterns/create-data-from-templates/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternscreate-data-from-templates><span>Create Data from Templates</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternscreate-urls-to-nav-clients-li>
<a href=/docs/navpatterns/patterns/create-urls-to-nav-clients/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternscreate-urls-to-nav-clients><span>Create URLs to NAV Clients</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternscreating-custom-charts-li>
<a href=/docs/navpatterns/patterns/creating-custom-charts/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternscreating-custom-charts><span>Creating Custom Charts</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternscross-session-events-li>
<a href=/docs/navpatterns/patterns/cross-session-events/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternscross-session-events><span>Cross Session Events</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternscurrently-active-record-li>
<a href=/docs/navpatterns/patterns/currently-active-record/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternscurrently-active-record><span>Currently Active Record</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternsdata-migration-facade-li>
<a href=/docs/navpatterns/patterns/data-migration-facade/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternsdata-migration-facade><span>Data Migration Façade</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternsdiscovery-event-li>
<a href=/docs/navpatterns/patterns/discovery-event/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternsdiscovery-event><span>Discovery Event</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternsdocument-li>
<a href=/docs/navpatterns/patterns/document/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternsdocument><span>Document</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternseasy-update-of-setup-or-supplementary-information-li>
<a href=/docs/navpatterns/patterns/easy-update-of-setup-or-supplementary-information/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternseasy-update-of-setup-or-supplementary-information><span>Easy Update Of Setup Or Supplementary Information</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternserror-message-processing-li>
<a href=/docs/navpatterns/patterns/error-message-processing/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternserror-message-processing><span>Error Message Processing</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternsextending-the-role-center-headlines-li>
<a href=/docs/navpatterns/patterns/extending-the-role-center-headlines/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternsextending-the-role-center-headlines><span>Extending the Role Center Headlines</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternsfeature-localization-for-data-structures-li>
<a href=/docs/navpatterns/patterns/feature-localization-for-data-structures/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternsfeature-localization-for-data-structures><span>Feature Localization For Data Structures</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternshooks-li>
<a href=/docs/navpatterns/patterns/hooks/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternshooks><span>Hooks</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternsimplementation-of-surrogate-keys-using-autoincrement-pattern-li>
<a href=/docs/navpatterns/patterns/implementation-of-surrogate-keys-using-autoincrement-pattern/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternsimplementation-of-surrogate-keys-using-autoincrement-pattern><span>Surrogate keys using Autoincrement Pattern</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternsinstructions-in-the-ui-li>
<a href=/docs/navpatterns/patterns/instructions-in-the-ui/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternsinstructions-in-the-ui><span>Instructions in the UI</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternsintegration-of-addresses-li>
<a href=/docs/navpatterns/patterns/integration-of-addresses/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternsintegration-of-addresses><span>Integration of Addresses</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternsjournal-error-processing-li>
<a href=/docs/navpatterns/patterns/journal-error-processing/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternsjournal-error-processing><span>Journal Error Processing</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternsjournal-template-batch-line-li>
<a href=/docs/navpatterns/patterns/journal-template-batch-line/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternsjournal-template-batch-line><span>Journal Template Batch Line</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternsmaster-data-li>
<a href=/docs/navpatterns/patterns/master-data/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternsmaster-data><span>Master Data</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternsmulti-file-download-li>
<a href=/docs/navpatterns/patterns/multi-file-download/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternsmulti-file-download><span>Multi-file Download</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternsmulti-page-list-li>
<a href=/docs/navpatterns/patterns/multi-page-list/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternsmulti-page-list><span>Multi-Page List</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternsmultilanguage-application-data-li>
<a href=/docs/navpatterns/patterns/multilanguage-application-data/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternsmultilanguage-application-data><span>Multilanguage Application Data</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child collapse" id=m-docsnavpatternspatternsnet-exception-handling-in-cal-li>
<a href=/docs/navpatterns/patterns/net-exception-handling-in-cal/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-docsnavpatternspatternsnet-exception-handling-in-cal><span>NET Exception Handling in CAL</span></a>
<ul class="ul-4 foldable">
<li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternsnet-exception-handling-in-caltryfunction-net-exception-handling-in-cal-li>
<a href=/docs/navpatterns/patterns/net-exception-handling-in-cal/tryfunction-net-exception-handling-in-cal/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternsnet-exception-handling-in-caltryfunction-net-exception-handling-in-cal><span>TryFunction NET Exception Handling in CAL</span></a>
</li>
</ul>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternsno-series-li>
<a href=/docs/navpatterns/patterns/no-series/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternsno-series><span>No Series</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child collapse" id=m-docsnavpatternspatternsnotifications-li>
<a href=/docs/navpatterns/patterns/notifications/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-docsnavpatternspatternsnotifications><span>Notifications</span></a>
<ul class="ul-4 foldable">
<li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternsnotificationsin-context-notifications-li>
<a href=/docs/navpatterns/patterns/notifications/in-context-notifications/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternsnotificationsin-context-notifications><span>In-context Notifications</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternsnotificationsnotification-lifecycle-management-pattern-li>
<a href=/docs/navpatterns/patterns/notifications/notification-lifecycle-management-pattern/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternsnotificationsnotification-lifecycle-management-pattern><span>Notification Lifecycle Management Pattern</span></a>
</li>
</ul>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternsobserver-li>
<a href=/docs/navpatterns/patterns/observer/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternsobserver><span>Observer</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternsposting-routine-select-behavior-li>
<a href=/docs/navpatterns/patterns/posting-routine-select-behavior/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternsposting-routine-select-behavior><span>Posting Routine - Select Behavior</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternsproduct-name-li>
<a href=/docs/navpatterns/patterns/product-name/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternsproduct-name><span>Product Name</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child collapse" id=m-docsnavpatternspatternsqueries-li>
<a href=/docs/navpatterns/patterns/queries/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-docsnavpatternspatternsqueries><span>Queries</span></a>
<ul class="ul-4 foldable">
<li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternsqueriesselect-distinct-with-queries-li>
<a href=/docs/navpatterns/patterns/queries/select-distinct-with-queries/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternsqueriesselect-distinct-with-queries><span>SELECT DISTINCT with Queries</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternsqueriesuse-queries-to-detect-duplicate-records-li>
<a href=/docs/navpatterns/patterns/queries/use-queries-to-detect-duplicate-records/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternsqueriesuse-queries-to-detect-duplicate-records><span>Use Queries to Detect Duplicate Records</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternsqueriesuse-queries-to-replace-nested-loops-li>
<a href=/docs/navpatterns/patterns/queries/use-queries-to-replace-nested-loops/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternsqueriesuse-queries-to-replace-nested-loops><span>Use Queries to Replace Nested Loops</span></a>
</li>
</ul>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternsread-once-initialization-and-validation-li>
<a href=/docs/navpatterns/patterns/read-once-initialization-and-validation/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternsread-once-initialization-and-validation><span>Read-once Initialization and Validation</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternsreleased-entity-li>
<a href=/docs/navpatterns/patterns/released-entity/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternsreleased-entity><span>Released Entity</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternsreport-selection-li>
<a href=/docs/navpatterns/patterns/report-selection/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternsreport-selection><span>Report Selection</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child collapse" id=m-docsnavpatternspatternssecurity-li>
<a href=/docs/navpatterns/patterns/security/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-docsnavpatternspatternssecurity><span>Security</span></a>
<ul class="ul-4 foldable">
<li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternssecurity1-sensitive-data-encapsulation-li>
<a href=/docs/navpatterns/patterns/security/1-sensitive-data-encapsulation/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternssecurity1-sensitive-data-encapsulation><span>Sensitive Data Encapsulation</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternssecurity2-data-encryption-li>
<a href=/docs/navpatterns/patterns/security/2-data-encryption/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternssecurity2-data-encryption><span>Data Encryption</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternssecurity3-single-point-of-access-li>
<a href=/docs/navpatterns/patterns/security/3-single-point-of-access/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternssecurity3-single-point-of-access><span>Single Point of Access</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternssecurity4-masked-text-li>
<a href=/docs/navpatterns/patterns/security/4-masked-text/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternssecurity4-masked-text><span>Masked Text</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternssecurity5-ssl-in-nav-li>
<a href=/docs/navpatterns/patterns/security/5-ssl-in-nav/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternssecurity5-ssl-in-nav><span>SSL in NAV</span></a>
</li>
</ul>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternssetup-specificity-fallback-li>
<a href=/docs/navpatterns/patterns/setup-specificity-fallback/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternssetup-specificity-fallback><span>Setup Specificity Fallback</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternssilent-file-upload-and-download-li>
<a href=/docs/navpatterns/patterns/silent-file-upload-and-download/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternssilent-file-upload-and-download><span>Silent File Upload and Download</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child collapse" id=m-docsnavpatternspatternssingleton-li>
<a href=/docs/navpatterns/patterns/singleton/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-docsnavpatternspatternssingleton><span>Singleton</span></a>
<ul class="ul-4 foldable">
<li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternssingletonsingleton-codeunit-li>
<a href=/docs/navpatterns/patterns/singleton/singleton-codeunit/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternssingletonsingleton-codeunit><span>Singleton Codeunit</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child collapse" id=m-docsnavpatternspatternssingletonsingleton-table-li>
<a href=/docs/navpatterns/patterns/singleton/singleton-table/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-docsnavpatternspatternssingletonsingleton-table><span>Singleton Table</span></a>
<ul class="ul-5 foldable">
<li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternssingletonsingleton-tablecue-table-li>
<a href=/docs/navpatterns/patterns/singleton/singleton-table/cue-table/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternssingletonsingleton-tablecue-table><span>Cue Table</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternssingletonsingleton-tablesetup-table-li>
<a href=/docs/navpatterns/patterns/singleton/singleton-table/setup-table/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternssingletonsingleton-tablesetup-table><span>Setup Table</span></a>
</li>
</ul>
</li>
</ul>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternsstandard-journal-li>
<a href=/docs/navpatterns/patterns/standard-journal/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternsstandard-journal><span>Standard Journal</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternstemporary-dataset-report-li>
<a href=/docs/navpatterns/patterns/temporary-dataset-report/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternstemporary-dataset-report><span>Temporary Dataset Report</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternstotals-and-discounts-on-subpages-sales-and-purchases-li>
<a href=/docs/navpatterns/patterns/totals-and-discounts-on-subpages-sales-and-purchases/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternstotals-and-discounts-on-subpages-sales-and-purchases><span>Totals and Discounts on Subpages Sales and Purchases</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternstransfer-custom-fields-li>
<a href=/docs/navpatterns/patterns/transfer-custom-fields/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternstransfer-custom-fields><span>Transfer Custom Fields</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatternspatternsvariant-facade-li>
<a href=/docs/navpatterns/patterns/variant-facade/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternspatternsvariant-facade><span>Variant Facade</span></a>
</li>
</ul>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-docsnavpatterns2-anti-patterns-li>
<a href=/docs/navpatterns/2-anti-patterns/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-docsnavpatterns2-anti-patterns><span>2. Anti-Patterns</span></a>
<ul class="ul-3 foldable">
<li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns2-anti-patternsnav-upgrade-li>
<a href=/docs/navpatterns/2-anti-patterns/nav-upgrade/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns2-anti-patternsnav-upgrade><span>Nav Upgrade</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns2-anti-patternsreusable-bugs-li>
<a href=/docs/navpatterns/2-anti-patterns/reusable-bugs/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns2-anti-patternsreusable-bugs><span>Reusable Bugs</span></a>
</li>
</ul>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child active-path" id=m-docsnavpatterns3-cal-coding-guidelines-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/ class="align-left pl-0 active td-sidebar-link td-sidebar-link__section" id=m-docsnavpatterns3-cal-coding-guidelines><span class=td-sidebar-nav-active-item>3. CAL Coding Guidelines</span></a>
<ul class="ul-3 foldable">
<li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-docsnavpatterns3-cal-coding-guidelinesdesign-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/design/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-docsnavpatterns3-cal-coding-guidelinesdesign><span>Design</span></a>
<ul class="ul-4 foldable">
<li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesdesignby-reference-parameters-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/design/by-reference-parameters/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesdesignby-reference-parameters><span>By Reference Parameters</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesdesignclass-coupling-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/design/class-coupling/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesdesignclass-coupling><span>Class Coupling</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesdesigncyclomatic-complexity-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/design/cyclomatic-complexity/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesdesigncyclomatic-complexity><span>Cyclomatic Complexity</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesdesignencapsulate-local-functionality-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/design/encapsulate-local-functionality/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesdesignencapsulate-local-functionality><span>Encapsulate Local Functionality</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesdesignfindset-findfirst-findlast-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/design/findset-findfirst-findlast/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesdesignfindset-findfirst-findlast><span>FINDSET FINDFIRST FINDLAST</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesdesigninitialized-variables-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/design/initialized-variables/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesdesigninitialized-variables><span>Initialized Variables</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesdesignmaintainability-index-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/design/maintainability-index/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesdesignmaintainability-index><span>Maintainability Index</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesdesignparameter-placeholders-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/design/parameter-placeholders/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesdesignparameter-placeholders><span>Parameter Placeholders</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesdesignstatic-object-invocation-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/design/static-object-invocation/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesdesignstatic-object-invocation><span>Static Object Invocation</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesdesignunreachable-code-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/design/unreachable-code/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesdesignunreachable-code><span>Unreachable Code</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesdesignunused-initialized-variables-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/design/unused-initialized-variables/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesdesignunused-initialized-variables><span>Unused Initialized Variables</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesdesignunused-variables-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/design/unused-variables/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesdesignunused-variables><span>Unused Variables</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesdesignvariable-capacity-mismatch-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/design/variable-capacity-mismatch/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesdesignvariable-capacity-mismatch><span>Variable Capacity Mismatch</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesdesignwith-scope-name-collision-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/design/with-scope-name-collision/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesdesignwith-scope-name-collision><span>WITH Scope Name Collision</span></a>
</li>
</ul>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-docsnavpatterns3-cal-coding-guidelinesinternally-used-dot-net-types-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/internally-used-dot-net-types/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesinternally-used-dot-net-types><span>Internally used DotNet Types</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-docsnavpatterns3-cal-coding-guidelinesinternationalization-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/internationalization/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-docsnavpatterns3-cal-coding-guidelinesinternationalization><span>Internationalization</span></a>
<ul class="ul-4 foldable">
<li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesinternationalizationusing-calcdate-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/internationalization/using-calcdate/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesinternationalizationusing-calcdate><span>Using Calcdate</span></a>
</li>
</ul>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-docsnavpatterns3-cal-coding-guidelineslocalizability-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/localizability/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-docsnavpatterns3-cal-coding-guidelineslocalizability><span>Localizability</span></a>
<ul class="ul-4 foldable">
<li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelineslocalizabilitycaptionml-for-system-tables-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/localizability/captionml-for-system-tables/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelineslocalizabilitycaptionml-for-system-tables><span>CaptionML on System Pages</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelineslocalizabilityfieldcaption-and-tablecaption-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/localizability/fieldcaption-and-tablecaption/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelineslocalizabilityfieldcaption-and-tablecaption><span>FIELDCAPTION and TABLECAPTION</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelineslocalizabilityglobal-text-constants-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/localizability/global-text-constants/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelineslocalizabilityglobal-text-constants><span>Global Text Constants</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelineslocalizabilityuse-text-constants-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/localizability/use-text-constants/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelineslocalizabilityuse-text-constants><span>Use Text Constants</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelineslocalizabilityusing-optioncaptionml-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/localizability/using-optioncaptionml/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelineslocalizabilityusing-optioncaptionml><span>Using OptionCaptionML</span></a>
</li>
</ul>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-docsnavpatterns3-cal-coding-guidelinesreadability-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/readability/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-docsnavpatterns3-cal-coding-guidelinesreadability><span>Readability</span></a>
<ul class="ul-4 foldable">
<li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilitybegin-as-an-afterword-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/readability/begin-as-an-afterword/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilitybegin-as-an-afterword><span>Begin as an 'After Word'</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilitybegin-end-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/readability/begin-end/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilitybegin-end><span>Begin-End - Compound Only</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilitybinary-operator-line-start-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/readability/binary-operator-line-start/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilitybinary-operator-line-start><span>Binary Operator to Start Line</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilityblank-lines-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/readability/blank-lines/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilityblank-lines><span>Blank Lines</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilitycase-actions-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/readability/case-actions/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilitycase-actions><span>CASE Action</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilitycolon-usage-in-case-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/readability/colon-usage-in-case/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilitycolon-usage-in-case><span>Colon usage in CASE</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilitycomments-curly-brackets-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/readability/comments-curly-brackets/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilitycomments-curly-brackets><span>Comments inside Curly Brackets</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilitycomments-spacing-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/readability/comments-spacing/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilitycomments-spacing><span>Comment Spacing</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilityend-else-pair-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/readability/end-else-pair/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilityend-else-pair><span>END ELSE Pair</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilityindentation-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/readability/indentation/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilityindentation><span>Indentation</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilitykeyword-pairs-indentation-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/readability/keyword-pairs-indentation/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilitykeyword-pairs-indentation><span>Keyword Pairs - Indentation</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilityline-start-keywords-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/readability/line-start-keywords/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilityline-start-keywords><span>Line Start Keywords</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilitylonely-repeat-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/readability/lonely-repeat/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilitylonely-repeat><span>Lonely Repeat</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilitynamed-invocations-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/readability/named-invocations/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilitynamed-invocations><span>Named Invocations</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilitynested-withs-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/readability/nested-withs/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilitynested-withs><span>Nested WITHs</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilityone-statement-per-line-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/readability/one-statement-per-line/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilityone-statement-per-line><span>One Statement Per Line</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilityseparate-if-and-else-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/readability/separate-if-and-else/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilityseparate-if-and-else><span>Separate IF and ELSE</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilityspacing-binary-operators-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/readability/spacing-binary-operators/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilityspacing-binary-operators><span>Spacing Binary Operators</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilityspacing-brackets-and-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/readability/spacing-brackets-and/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilityspacing-brackets-and><span>Spacing Brackets and ::</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilityspacing-unary-operators-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/readability/spacing-unary-operators/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilityspacing-unary-operators><span>Spacing Unary Operators</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilitysuggested-abbreviations-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/readability/suggested-abbreviations/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilitysuggested-abbreviations><span>Suggested Abbreviations</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilitytemporary-variable-naming-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/readability/temporary-variable-naming/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilitytemporary-variable-naming><span>Temporary Variable Naming</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilitytextconst-suffixes-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/readability/textconst-suffixes/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilitytextconst-suffixes><span>TextConst Suffixes</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilityunary-operator-line-end-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/readability/unary-operator-line-end/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilityunary-operator-line-end><span>Unary Operator Line End</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilityunnecessary-compound-parenthesis-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/readability/unnecessary-compound-parenthesis/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilityunnecessary-compound-parenthesis><span>Unnecessary Compound Parenthesis</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilityunnecessary-else-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/readability/unnecessary-else/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilityunnecessary-else><span>Unnecessary ELSE</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilityunnecessary-function-parenthesis-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/readability/unnecessary-function-parenthesis/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilityunnecessary-function-parenthesis><span>Unnecessary Function Parenthesis</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilityunnecessary-separators-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/readability/unnecessary-separators/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilityunnecessary-separators><span>Unnecessary Separators</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilityunnecessary-truefalse-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/readability/unnecessary-truefalse/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilityunnecessary-truefalse><span>Unnecessary TRUE/FALSE</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilityvariable-already-scoped-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/readability/variable-already-scoped/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilityvariable-already-scoped><span>Variable Already Scoped</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilityvariable-naming-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/readability/variable-naming/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilityvariable-naming><span>Variable Naming</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilityvariables-declarations-order-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/readability/variables-declarations-order/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesreadabilityvariables-declarations-order><span>Variables Declarations Order</span></a>
</li>
</ul>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-docsnavpatterns3-cal-coding-guidelinesux-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/ux/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-docsnavpatterns3-cal-coding-guidelinesux><span>UX</span></a>
<ul class="ul-4 foldable">
<li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesuxactions-images-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/ux/actions-images/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesuxactions-images><span>Actions - Images</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesuxconfirm-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/ux/confirm/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesuxconfirm><span>CONFIRM</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesuxfielderror-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/ux/fielderror/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesuxfielderror><span>FIELDERROR</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns3-cal-coding-guidelinesuxmessage-and-error-li>
<a href=/docs/navpatterns/3-cal-coding-guidelines/ux/message-and-error/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns3-cal-coding-guidelinesuxmessage-and-error><span>MESSAGE and ERROR</span></a>
</li>
</ul>
</li>
</ul>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-docsnavpatterns4-get-involved-li>
<a href=/docs/navpatterns/4-get-involved/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-docsnavpatterns4-get-involved><span>(OLD) Get Involved</span></a>
<ul class="ul-3 foldable">
<li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns4-get-involvedcode-of-conduct-li>
<a href=/docs/navpatterns/4-get-involved/code-of-conduct/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns4-get-involvedcode-of-conduct><span>Code of Conduct</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns4-get-involvedpatterns-authors-li>
<a href=/docs/navpatterns/4-get-involved/patterns-authors/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns4-get-involvedpatterns-authors><span>Patterns Authors</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docsnavpatterns4-get-involvedtemplate-for-writing-nav-design-patterns-li>
<a href=/docs/navpatterns/4-get-involved/template-for-writing-nav-design-patterns/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatterns4-get-involvedtemplate-for-writing-nav-design-patterns><span>Template for writing Nav Design Patterns</span></a>
</li>
</ul>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child" id=m-docsnavpatternsrelated-links-li>
<a href=/docs/navpatterns/related-links/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docsnavpatternsrelated-links><span>Related Links</span></a>
</li>
</ul>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child" id=m-docscontributing-li>
<a href=/docs/contributing/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-docscontributing><span>Contributing</span></a>
<ul class="ul-2 foldable">
<li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docscontributingformattingtips-li>
<a href=/docs/contributing/formattingtips/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docscontributingformattingtips><span>Formatting tips</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docscontributingforkandpr-li>
<a href=/docs/contributing/forkandpr/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docscontributingforkandpr><span>Guide to Fork & PR</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docscontributingtheapprovalprocess-li>
<a href=/docs/contributing/theapprovalprocess/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docscontributingtheapprovalprocess><span>Understanding the Approval Process</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child collapse" id=m-docscontributinginstallhugo-li>
<a href=/docs/contributing/installhugo/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-docscontributinginstallhugo><span>Install Hugo</span></a>
<ul class="ul-3 foldable">
<li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docscontributinginstallhugomanuallyonwindows11-li>
<a href=/docs/contributing/installhugo/manuallyonwindows11/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docscontributinginstallhugomanuallyonwindows11><span>Manually on Windows 11</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docscontributinginstallhugousingpowershellonwindows11-li>
<a href=/docs/contributing/installhugo/usingpowershellonwindows11/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docscontributinginstallhugousingpowershellonwindows11><span>Powershell on Windows 11</span></a>
</li>
</ul>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section with-child collapse" id=m-docscontributingtemplates-li>
<a href=/docs/contributing/templates/ class="align-left pl-0 td-sidebar-link td-sidebar-link__section" id=m-docscontributingtemplates><span>Templates</span></a>
<ul class="ul-3 foldable">
<li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docscontributingtemplatespatterns-li>
<a href=/docs/contributing/templates/patterns/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docscontributingtemplatespatterns><span>Pattern Name</span></a>
</li><li class="td-sidebar-nav__section-title td-sidebar-nav__section without-child collapse" id=m-docscontributingtemplatesbestpractice-li>
<a href=/docs/contributing/templates/bestpractice/ class="align-left pl-0 td-sidebar-link td-sidebar-link__page" id=m-docscontributingtemplatesbestpractice><span>Title Here</span></a>
</li>
</ul>
</li>
</ul>
</li>
</ul>
</li>
</ul>
</nav>
</div>
</aside>
<aside class="d-none d-xl-block col-xl-2 td-sidebar-toc d-print-none">
<div class="td-page-meta ml-2 pb-1 pt-2 mb-0">
<a href=https://github.com/microsoft/alguidelines/tree/main/content/docs/NAVPatterns/3-cal-coding-guidelines/_index.md class=td-page-meta--view target=_blank rel=noopener><i class="fa fa-file-alt fa-fw"></i> View page source</a>
<a href=https://github.com/microsoft/alguidelines/edit/main/content/docs/NAVPatterns/3-cal-coding-guidelines/_index.md class=td-page-meta--edit target=_blank rel=noopener><i class="fa fa-edit fa-fw"></i> Edit this page</a>
<a href="https://github.com/microsoft/alguidelines/new/main/content/docs/NAVPatterns/3-cal-coding-guidelines/_index.md?filename=change-me.md&value=---%0Atitle%3A+%22Long+Page+Title%22%0AlinkTitle%3A+%22Short+Nav+Title%22%0Aweight%3A+100%0Adescription%3A+%3E-%0A+++++Page+description+for+heading+and+indexes.%0A---%0A%0A%23%23+Heading%0A%0AEdit+this+template+to+create+your+new+page.%0A%0A%2A+Give+it+a+good+name%2C+ending+in+%60.md%60+-+e.g.+%60getting-started.md%60%0A%2A+Edit+the+%22front+matter%22+section+at+the+top+of+the+page+%28weight+controls+how+its+ordered+amongst+other+pages+in+the+same+directory%3B+lowest+number+first%29.%0A%2A+Add+a+good+commit+message+at+the+bottom+of+the+page+%28%3C80+characters%3B+use+the+extended+description+field+for+more+detail%29.%0A%2A+Create+a+new+branch+so+you+can+preview+your+new+file+and+request+a+review+via+Pull+Request.%0A" class=td-page-meta--child target=_blank rel=noopener><i class="fa fa-edit fa-fw"></i> Create child page</a>
<a href="https://github.com/microsoft/alguidelines/issues/new?title=3.%20CAL%20Coding%20Guidelines" class=td-page-meta--issue target=_blank rel=noopener><i class="fab fa-github fa-fw"></i> Create Issue</a>
<a href="https://github.com/microsoft/alguidelines/discussions?discussions_q=3.%20CAL%20Coding%20Guidelines" class=td-page-meta--issue target=_blank rel=noopener><i class="fab fa-github fa-fw"></i> Discussions</a>
<a href=https://github.com/microsoft/alguidelines/issues/new class=td-page-meta--project-issue target=_blank rel=noopener><i class="fas fa-tasks fa-fw"></i> Create project issue</a>
</div>
<div class="taxonomy taxonomy-terms-cloud taxo-tags">
<h5 class=taxonomy-title>Tag Cloud</h5>
<ul class=taxonomy-terms>
<li><a class=taxonomy-term href=https://alguidelines.dev/tags/al/ data-taxonomy-term=al><span class=taxonomy-label>AL</span><span class=taxonomy-count>28</span></a></li>
<li><a class=taxonomy-term href=https://alguidelines.dev/tags/api/ data-taxonomy-term=api><span class=taxonomy-label>API</span><span class=taxonomy-count>2</span></a></li>
<li><a class=taxonomy-term href=https://alguidelines.dev/tags/c/al/ data-taxonomy-term=c/al><span class=taxonomy-label>C/AL</span><span class=taxonomy-count>136</span></a></li>
<li><a class=taxonomy-term href=https://alguidelines.dev/tags/decoupling/ data-taxonomy-term=decoupling><span class=taxonomy-label>Decoupling</span><span class=taxonomy-count>2</span></a></li>
<li><a class=taxonomy-term href=https://alguidelines.dev/tags/extendability/ data-taxonomy-term=extendability><span class=taxonomy-label>Extendability</span><span class=taxonomy-count>3</span></a></li>
<li><a class=taxonomy-term href=https://alguidelines.dev/tags/interface/ data-taxonomy-term=interface><span class=taxonomy-label>Interface</span><span class=taxonomy-count>1</span></a></li>
<li><a class=taxonomy-term href=https://alguidelines.dev/tags/performance/ data-taxonomy-term=performance><span class=taxonomy-label>Performance</span><span class=taxonomy-count>2</span></a></li>
<li><a class=taxonomy-term href=https://alguidelines.dev/tags/readability/ data-taxonomy-term=readability><span class=taxonomy-label>Readability</span><span class=taxonomy-count>53</span></a></li>
<li><a class=taxonomy-term href=https://alguidelines.dev/tags/telemetry/ data-taxonomy-term=telemetry><span class=taxonomy-label>Telemetry</span><span class=taxonomy-count>1</span></a></li>
<li><a class=taxonomy-term href=https://alguidelines.dev/tags/testability/ data-taxonomy-term=testability><span class=taxonomy-label>Testability</span><span class=taxonomy-count>2</span></a></li>
</ul>
</div>
<div class="taxonomy taxonomy-terms-cloud taxo-categories">
<h5 class=taxonomy-title>Categories</h5>
<ul class=taxonomy-terms>
<li><a class=taxonomy-term href=https://alguidelines.dev/categories/best-practice/ data-taxonomy-term=best-practice><span class=taxonomy-label>Best Practice</span><span class=taxonomy-count>86</span></a></li>
<li><a class=taxonomy-term href=https://alguidelines.dev/categories/pattern/ data-taxonomy-term=pattern><span class=taxonomy-label>Pattern</span><span class=taxonomy-count>70</span></a></li>
</ul>
</div>
</aside>
<main class="col-12 col-md-9 col-xl-8 pl-md-5" role=main>
<nav aria-label=breadcrumb class=td-breadcrumbs>
<ol class=breadcrumb>
<li class=breadcrumb-item>
<a href=https://alguidelines.dev/docs/>Docs</a>
</li>
<li class=breadcrumb-item>
<a href=https://alguidelines.dev/docs/navpatterns/>NAV Patterns Archive</a>
</li>
<li class="breadcrumb-item active" aria-current=page>
<a href=https://alguidelines.dev/docs/navpatterns/3-cal-coding-guidelines/>3. CAL Coding Guidelines</a>
</li>
</ol>
</nav>
<div class=td-content>
<h1>3. CAL Coding Guidelines</h1>
<header class=article-meta>
<div class="taxonomy taxonomy-terms-article taxo-tags">
<h5 class=taxonomy-title>Tags:</h5>
<ul class=taxonomy-terms>
<li><a class=taxonomy-term href=https://alguidelines.dev/tags/c/al/ data-taxonomy-term=c/al><span class=taxonomy-label>C/AL</span></a></li>
</ul>
</div>
<div class="taxonomy taxonomy-terms-article taxo-categories">
<h5 class=taxonomy-title>Categories:</h5>
<ul class=taxonomy-terms>
<li><a class=taxonomy-term href=https://alguidelines.dev/categories/best-practice/ data-taxonomy-term=best-practice><span class=taxonomy-label>Best Practice</span></a></li>
</ul>
</div>
</header>
<p>We&rsquo;ve decided to publish our current C/AL coding guidelines. They are actual, as per January 2015 when this is published (but might fall out of sync as time goes by).</p>
<p>You can also <a href=https://blogs.msdn.microsoft.com/nav/2015/01/09/cal-coding-guidelines-used-at-microsoft-development-center-copenhagen title="download the C/AL coding guidelines as pdf">download the C/AL coding guidelines as pdf,</a> all in one document. In contrast, on this wiki, the coding guidelines are published individually. The reason is: give you the chance to comment and share your oppinion on each one. Thanks to <a href=/members/waldo/default.aspx title=waldo>waldo</a> for this idea and for helping out.</p>
<p>The guidelines are debatable - and it is good when they are generating debate. There is variation of opinion on the rules at Microsoft too. The plan is to simply expose what we use now. And more important, to say that guidelines could be used. Debate on individual guidelines can become heated for any programming language, but the benefit of using some guidelines stays.</p>
<p>For us, those guidelines are enforced at check-in time - we are using a tool which verifies and only allows compliant check-ins. While this tool is internal and not ready to publish, we had anyways decided to open up and present the rules we use to the community, as inspiration.</p>
<p>Question: Since we&rsquo;re having the guidelines, how come there is still C/AL code in NAV which doesn&rsquo;t respect them?</p>
<p>Answer: all new C/AL code is bound to follow the guidelines (else it cannot be checked-in). However, the code that existed before the rules - it does not. We had done cleanup in a certain degree. Now we&rsquo;re gradually improving the old code base as we visit various objects in order to add new functionality, however chances are that code we didn&rsquo;t touch in a long time had remained in its old form.</p>
<p>We&rsquo;re looking forward to your comments. Where you can, do provide concrete examples of the alternatives, Good and Bad.</p>
<div style=position:relative;padding-bottom:56.25%;height:0;overflow:hidden>
<iframe src=https://www.youtube.com/embed/z6skKy0pkmU style=position:absolute;top:0;left:0;width:100%;height:100%;border:0 allowfullscreen title="YouTube Video"></iframe>
</div>
<div class=section-index>
<hr class=panel-line>
<div class=entry>
<h5>
<a href=/docs/navpatterns/3-cal-coding-guidelines/design/>Design</a>
</h5>
<p></p>
</div>
<div class=entry>
<h5>
<a href=/docs/navpatterns/3-cal-coding-guidelines/internally-used-dot-net-types/>Internally used DotNet Types</a>
</h5>
<p></p>
</div>
<div class=entry>
<h5>
<a href=/docs/navpatterns/3-cal-coding-guidelines/internationalization/>Internationalization</a>
</h5>
<p></p>
</div>
<div class=entry>
<h5>
<a href=/docs/navpatterns/3-cal-coding-guidelines/localizability/>Localizability</a>
</h5>
<p></p>
</div>
<div class=entry>
<h5>
<a href=/docs/navpatterns/3-cal-coding-guidelines/readability/>Readability</a>
</h5>
<p></p>
</div>
<div class=entry>
<h5>
<a href=/docs/navpatterns/3-cal-coding-guidelines/ux/>UX</a>
</h5>
<p></p>
</div>
</div>
<div class="text-muted mt-5 pt-3 border-top">
Last modified February 24, 2022: <a href=https://github.com/microsoft/alguidelines/commit/5ee0436639455a35835c5ce88241d3fad662ee06>Added tags & categories + cleanup (5ee04366)</a>
by waldo1001
</div>
</div>
</main>
</div>
</div>
<footer class="bg-dark py-5 row d-print-none">
<div class="container-fluid mx-sm-5">
<div class=row>
<div class="col-6 col-sm-4 text-xs-center order-sm-2">
<ul class="list-inline mb-0">
<li class="list-inline-item mx-2 h3" data-toggle=tooltip data-placement=top title=GitHub aria-label=GitHub>
<a class=text-white target=_blank rel=noopener href=https://github.com/microsoft/alguidelines aria-label=GitHub>
<i class="fab fa-github"></i>
</a>
</li>
<li class="list-inline-item mx-2 h3" data-toggle=tooltip data-placement=top title=Twitter aria-label=Twitter>
<a class=text-white target=_blank rel=noopener href="https://twitter.com/search?q=%23bcalhelp" aria-label=Twitter>
<i class="fab fa-twitter"></i>
</a>
</li>
<li class="list-inline-item mx-2 h3" data-toggle=tooltip data-placement=top title=Discord aria-label=Discord>
<a class=text-white target=_blank rel=noopener href=https://discord.gg/4wbfNv3 aria-label=Discord>
<i class="fab fa-discord"></i>
</a>
</li>
</ul>
</div>
<div class="col-6 col-sm-4 text-right text-xs-center order-sm-3">
</div>
<div class="col-12 col-sm-4 text-center py-2 order-sm-2">
<small class=text-white>&copy; 2022 alguidelines.dev Project All Rights Reserved</small>
</div>
</div>
</div>
</footer>
</div>
<script src=https://cdn.jsdelivr.net/npm/popper.js@1.16.1/dist/umd/popper.min.js integrity=sha384-9/reFTGAW83EW2RDu2S0VKaIzap3H66lZH81PoYlFhbGU+6BZp6G7niu735Sk7lN crossorigin=anonymous></script>
<script src=https://cdn.jsdelivr.net/npm/bootstrap@4.6.1/dist/js/bootstrap.min.js integrity="sha512-UR25UO94eTnCVwjbXozyeVd6ZqpaAE9naiEUBK/A+QDbfSTQFhPGj5lOR6d8tsgbBk84Ggb5A3EkjsOgPRPcKA==" crossorigin=anonymous></script>
<script src=/js/tabpane-persist.js></script>
<script src=/js/main.min.8ab8f81ff7e1454d30024cd6f956d4d341c3a97e2a673f988065f2ee4e147922.js integrity="sha256-irj4H/fhRU0wAkzW+VbU00HDqX4qZz+YgGXy7k4UeSI=" crossorigin=anonymous></script>
</body>
</html>