alguidelines/content/docs/NAVPatterns/3-cal-coding-guidelines/design/findset-findfirst-findlast/index.md
2022-02-24 14:45:35 +01:00

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title = "FINDSET FINDFIRST FINDLAST"
weight = 600
tags = ["C/AL"]
categories = ["Best Practice"]
+++
FINDSET, FIND('+') or FIND('-') should only be used when NEXT is used and vice versa.
Bad code
IF Cust.FIND('-') THEN
ERROR(CustIsBlockErr)
Good code
IF Cust.FINDFIRST THEN
ERROR(CustIsBlockErr)
Bad code
IF Cust.FINDFIRST THEN
REPEAT
...
UNTIL Cust.NEXT = 0;
Good code
IF Cust.FINDSET THEN
REPEAT
...
UNTIL Cust.NEXT = 0;