IF (MASM)
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The latest version of this topic can be found at IF (MASM).
Grants assembly of ifstatements if expression1 is true (nonzero) or elseifstatements if expression1 is false (0) and expression2 is true.
Syntax
IF expression1
ifstatements
[[ELSEIF expression2
elseifstatements]]
[[ELSE
elsestatements]]
ENDIF
Remarks
The following directives may be substituted for ELSEIF: ELSEIFB, ELSEIFDEF, ELSEIFDIF, ELSEIFDIFI, ELSEIFE, ELSEIFIDN, ELSEIFIDNI, ELSEIFNB, and ELSEIFNDEF. Optionally, assembles elsestatements if the previous expression is false. Note that the expressions are evaluated at assembly time.