On Wed, Jul 18, 2012 at 5:37 PM, Bass, Walter W <[email protected]> wrote: > > Aha. I get it now. > > I failed to consider that the initial state of "not defined" was the > desired condition to revert to. In fact, I had fully expected that a > reference to an uninitialized symbol on the right side of the SET > statement would cause a JCL error. That it was instead treated as a > literal could perhaps be considered a violation of the "principle of > least astonishment". > > Thanks for setting me straight. > > Bill > Have you tried setting an initial value of null? // SET VARIABLE=
-- Mike A Schwab, Springfield IL USA Where do Forest Rangers go to get away from it all? ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
