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docs/navpatterns/3-cal-coding-guidelines/design/by-reference-parameters/index.html
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<!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 0.100.2"><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>By Reference Parameters | alguidelines.dev - Business Central Design Patterns</title><meta name=description content="Do not declare parameters by reference if their values are not intended to be changed.
<!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 0.101.0"><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>By Reference Parameters | alguidelines.dev - Business Central Design Patterns</title><meta name=description content="Do not declare parameters by reference if their values are not intended to be changed.
Unintentional value changes might propagate. Also, it might …"><meta property="og:title" content="By Reference Parameters"><meta property="og:description" content="Do not declare parameters by reference if their values are not intended to be changed.
Unintentional value changes might propagate. Also, it might lead people to believe that value changes are intended.
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docs/navpatterns/3-cal-coding-guidelines/design/class-coupling/index.html
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<!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 0.100.2"><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>Class Coupling | alguidelines.dev - Business Central Design Patterns</title><meta name=description content="Do not write functions that have high class coupling. This makes the code hard to maintain.
<!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 0.101.0"><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>Class Coupling | alguidelines.dev - Business Central Design Patterns</title><meta name=description content="Do not write functions that have high class coupling. This makes the code hard to maintain.
Bad code
Any procedure / trigger that has class coupling …"><meta property="og:title" content="Class Coupling"><meta property="og:description" content="Do not write functions that have high class coupling. This makes the code hard to maintain.
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docs/navpatterns/3-cal-coding-guidelines/design/cyclomatic-complexity/index.html
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<!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 0.100.2"><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>Cyclomatic Complexity | alguidelines.dev - Business Central Design Patterns</title><meta name=description content="Do not write functions that have high cyclomatic complexity. This makes the code hard to maintain.
<!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 0.101.0"><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>Cyclomatic Complexity | alguidelines.dev - Business Central Design Patterns</title><meta name=description content="Do not write functions that have high cyclomatic complexity. This makes the code hard to maintain.
Bad code
Any procedure / trigger that has a …"><meta property="og:title" content="Cyclomatic Complexity"><meta property="og:description" content="Do not write functions that have high cyclomatic complexity. This makes the code hard to maintain.
Bad code
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docs/navpatterns/3-cal-coding-guidelines/design/encapsulate-local-functionality/index.html
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<!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 0.100.2"><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>Encapsulate Local Functionality | alguidelines.dev - Business Central Design Patterns</title><meta name=description content="Any function used local must be defined as local.
<!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 0.101.0"><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>Encapsulate Local Functionality | alguidelines.dev - Business Central Design Patterns</title><meta name=description content="Any function used local must be defined as local.
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docs/navpatterns/3-cal-coding-guidelines/design/findset-findfirst-findlast/index.html
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<!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 0.100.2"><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>FINDSET FINDFIRST FINDLAST | alguidelines.dev - Business Central Design Patterns</title><meta name=description content="FINDSET, FIND(&rsquo;+&rsquo;) or FIND(&rsquo;-&rsquo;) should only be used when NEXT is used and vice versa.
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IF Cust.FIND('-') THEN …"><meta property="og:title" content="FINDSET FINDFIRST FINDLAST"><meta property="og:description" content="FINDSET, FIND(&rsquo;+&rsquo;) or FIND(&rsquo;-&rsquo;) should only be used when NEXT is used and vice versa.
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docs/navpatterns/3-cal-coding-guidelines/design/index.html
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docs/navpatterns/3-cal-coding-guidelines/design/initialized-variables/index.html
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PROCEDURE SetPurchLine@22(VAR CurrentPurchLine@1000 : Record 39); …"><meta property="og:title" content="Initialized Variables"><meta property="og:description" content="Variables should always be set to a specific value, before they are used.
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docs/navpatterns/3-cal-coding-guidelines/design/maintainability-index/index.html
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Bad code
Any procedure …"><meta property="og:title" content="Maintainability Index"><meta property="og:description" content="Maintainability Index: Do not write functions that have a very low maintainability index. This makes the code hard to maintain.
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docs/navpatterns/3-cal-coding-guidelines/design/parameter-placeholders/index.html
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Bad code
CannotDeleteLineErr@1005 : TextConst 'ENU=You cannot delete this …"><meta property="og:title" content="Parameter Placeholders"><meta property="og:description" content="The number of parameters passed to a string must match the placeholders.
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docs/navpatterns/3-cal-coding-guidelines/design/static-object-invocation/index.html
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Bad code
LOCAL PROCEDURE Code@1(); VAR CAJnlPostBatch@1001 : Codeunit 1103; BEGIN CAJnlPostBatch.Run(CostJnlLine); END; Good code
LOCAL PROCEDURE Code@1(); BEGIN CODEUNIT.RUN(CODEUNIT::&#34;CA Jnl.-Post Batch&#34;,CostJnlLine); END; "><meta property="og:type" content="article"><meta property="og:url" content="https://alguidelines.dev/docs/navpatterns/3-cal-coding-guidelines/design/static-object-invocation/"><meta property="og:image" content="https://alguidelines.dev/images/og-image-fission.png"><meta property="article:section" content="docs"><meta property="article:modified_time" content="2022-02-24T14:45:35+01:00"><meta property="og:site_name" content="alguidelines.dev - Business Central Design Patterns"><meta itemprop=name content="Static Object Invocation"><meta itemprop=description content="Call objects statically whenever possible. It reduces extra noise and removes extra variables. Downside: changing the name of the object which is called statically will need a code update.
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docs/navpatterns/3-cal-coding-guidelines/design/unreachable-code/index.html
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<!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 0.101.0"><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>Unreachable Code | alguidelines.dev - Business Central Design Patterns</title><meta name=description content="Do not write code that will never be hit.
It affects code readability and can lead to wrong assumptions.
Bad code
IF Type <> Type::FIELD THEN …"><meta property="og:title" content="Unreachable Code"><meta property="og:description" content="Do not write code that will never be hit.
@ -37,4 +37,4 @@ by waldo1001</div></div></main></div></div><footer class="bg-dark py-5 row d-pri
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4
docs/navpatterns/3-cal-coding-guidelines/design/unused-initialized-variables/index.html
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<!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 0.101.0"><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>Unused Initialized Variables | alguidelines.dev - Business Central Design Patterns</title><meta name=description content="The value assigned to a variable must be used. Else the variable is not necessary.
Bad code
PROCEDURE AddEntities@1(FilterStr@1000 : Text[250]);
VAR …"><meta property="og:title" content="Unused Initialized Variables"><meta property="og:description" content="The value assigned to a variable must be used. Else the variable is not necessary.
@ -51,4 +51,4 @@ by waldo1001</div></div></main></div></div><footer class="bg-dark py-5 row d-pri
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4
docs/navpatterns/3-cal-coding-guidelines/design/unused-variables/index.html
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<!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 0.101.0"><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>Unused Variables | alguidelines.dev - Business Central Design Patterns</title><meta name=description content="Do not declare variables that are unused.
Unused variables affect readability.
Bad code
PROCEDURE CheckPostingDate@23(CaptionEntryNo@1005 : Text[50]); …"><meta property="og:title" content="Unused Variables"><meta property="og:description" content="Do not declare variables that are unused.
@ -55,4 +55,4 @@ by waldo1001</div></div></main></div></div><footer class="bg-dark py-5 row d-pri
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4
docs/navpatterns/3-cal-coding-guidelines/design/variable-capacity-mismatch/index.html
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<!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 0.101.0"><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>Variable Capacity Mismatch | alguidelines.dev - Business Central Design Patterns</title><meta name=description content="Do not assign a value to a variable whose capacity is smaller.
It will throw an error at runtime.
Bad code
FileName@1010 : Text[250];
@ -68,4 +68,4 @@ by waldo1001</div></div></main></div></div><footer class="bg-dark py-5 row d-pri
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docs/navpatterns/3-cal-coding-guidelines/design/with-scope-name-collision/index.html
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<!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 0.100.2"><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>WITH Scope Name Collision | alguidelines.dev - Business Central Design Patterns</title><meta name=description content="Do not use the WITH scope when it has a variable whose name is the same as a local variable. This can lead to wrong code assumptions.
<!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 0.101.0"><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>WITH Scope Name Collision | alguidelines.dev - Business Central Design Patterns</title><meta name=description content="Do not use the WITH scope when it has a variable whose name is the same as a local variable. This can lead to wrong code assumptions.
Given that …"><meta property="og:title" content="WITH Scope Name Collision"><meta property="og:description" content="Do not use the WITH scope when it has a variable whose name is the same as a local variable. This can lead to wrong code assumptions.
Given that &ldquo;Contract Type&rdquo; is a field on table ServiceContractHeader, then in the following example there is a parameter name clash with the field name. Which one will be used?
Bad code
@ -38,4 +38,4 @@ by waldo1001</div></div></main></div></div><footer class="bg-dark py-5 row d-pri
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