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OBJ_ISA_VALID

OBJ_ISA_VALID

Name


      OBJ_ISA_VALID

Purpose



      The purpose of this utility routine is to check to be
      sure the object argument is valid and belongs to the
      specified class.

Author



      FANNING SOFTWARE CONSULTING
      1645 Sheely Drive
      Fort Collins, CO 80526 USA
      Phone: 970-221-0438
      E-mail: davidf@dfanning.com

Category



      Programming.

Calling Sequence



      check = OBJ_ISA_VALID(object, classname)

Arguments



      object - The object reference to check (object reference).
      classname - The object class name to check (string).

Return Value



      check - Returns 1 if the object is valid and a member of the
          specified class. Returns 0 otherwise.

Modification History



      Written by: David Burridge, 12 June 2002.
      Added OBJARR handling: David Burridge, 23rd January 2003.



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