alguidelines/content/docs/NAVPatterns/3-cal-coding-guidelines/readability/begin-end/index.md

+++ title = "Begin-End - Compound Only" weight = 240 tags = ["C/AL","Readability"] categories = ["Best Practice"] +++ Only use BEGIN..END to enclose compound statements.

Bad code

IF FINDSET THEN BEGIN
    REPEAT
        ...
    UNTIL NEXT = 0;
END;

Good code

IF FINDSET THEN
    REPEAT
        ...
    UNTIL NEXT = 0;

Bad code

IF IsAssemblyOutputLine THEN BEGIN
    TESTFIELD("Order Line No.",0);
END;

Good code

IF IsAssemblyOutputLine THEN
    TESTFIELD("Order Line No.",0);

Bad code

IF FINDSET THEN
    REPEAT
        BEGIN
            ...
        END;
    UNTIL NEXT = 0;

Good code

IF FINDSET THEN
    REPEAT
        ...
    UNTIL NEXT = 0;

Exception

// Except for this case
IF X THEN BEGIN
    IF Y THEN 
        DO SOMETHING;
END ELSE (not X)