| description | Learn more about: IF | |
|---|---|---|
| title | IF (MASM) | |
| ms.date | 12/17/2019 | |
| helpviewer_keywords |
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| ms.assetid | 82e43712-4f0c-4bf6-90ce-0663e81af707 |
Grants assembly of ifstatements if expression1 is true (nonzero) or elseifstatements if expression1 is false (0) and expression2 is true.
IF expression1
if-statements
⟦ELSEIF expression2
elseif-statements⟧
⟦ELSE
else-statements⟧
ENDIF
The following directives may be substituted for ELSEIF: ELSEIFB, ELSEIFDEF, ELSEIFDIF, ELSEIFDIFI, ELSEIFE, ELSEIFIDN, ELSEIFIDNI, ELSEIFNB, and ELSEIFNDEF. Optionally, assembles else-statements if the previous expression is false. Note that the expressions are evaluated at assembly time.