alguidelines/content/NAVPatterns/unused-initialized-variables/index.md
2021-10-22 00:23:03 +02:00

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Markdown

+++
title = "unused-initialized-variables.md"
weight = 1320
+++
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
Vendor@1001 : Record 23;
Count@1002 : Integer;
BEGIN
Count := 0;
Vendor.SETFILTER("No.",FilterStr);
IF Vendor.FINDSET THEN
REPEAT
"User ID" := USERID;
"Vendor No." := Vendor."No.";
IF INSERT THEN
Count += 1;
UNTIL Vendor.NEXT = 0;
END;
Good code
PROCEDURE AddEntities@1(FilterStr@1000 : Text\[250\]);
VAR
Vendor@1001 : Record 23;
BEGIN
Vendor.SETFILTER("No.",FilterStr);
IF Vendor.FINDSET THEN
REPEAT
"User ID" := USERID;
"Vendor No." := Vendor."No.";
IF INSERT THEN;
UNTIL Vendor.NEXT = 0;
END;