Assembly Language Help (alang.hlp) (Table of Contents; Topic list)
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IF/IFE/ELSEIF/ELSEIFE Directives
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  Syntax:   [ELSE]IF expression
 
            [ELSE]IFE expression
 
  See also: .IF, Conditional Assembly Directives, Relational Operators,
            .ERRE, .ERRNZ
 
  Description:
 
     IF causes assembly of a block of statements if expression is true
     (nonzero). IFE causes assembly of a block of statements if
     expression is false (zero).
     See: ◄IF Block Syntax►
 
     The <expression> must resolve to a constant and contain no forward
     references.
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