REXX Tips & Tricks, Version 2.80


Inf-HTML [About][Toc][Index] 0.9b (c) 1995 Peter Childs


Check if a compound variable is defined





 
/* check if a compound variable is defined                            */
/* note: the variable "varPart" contains the name of the tail         */

  if symbol( "thisStem" || VALUE( varPart ) ) <> "VAR" then
    say "The Variable thisStem." || varPart || " is not defined"

  

Inf-HTML End Run - Successful