qa.hlp (Table of Contents; Topic list)
@Version
   Directive Summary  Summary
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  Syntax:  @Version
 
  Prefined macro returning a three-digit string giving the name of the
  current version of the assembler. For QuickAssembler Version 2.01,
  @Version returns the string "520". For Version 5.1 of the Microsoft
  Macro Assembler, @Version returns the string "510".
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