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- Comments: Gated by NETNEWS@AUVM.AMERICAN.EDU
- Path: sparky!uunet!paladin.american.edu!auvm!UCSFVM.BITNET!GOMBERG
- Message-ID: <REXXLIST%92091513471332@UGA.CC.UGA.EDU>
- Newsgroups: comp.lang.rexx
- Date: Tue, 15 Sep 1992 10:41:35 PDT
- Sender: REXX Programming discussion list <REXXLIST@UGA.BITNET>
- From: Dave Gomberg <GOMBERG@UCSFVM.BITNET>
- Subject: Re: NOVALUE (was: Blanks, REXX, and portability...)
- In-Reply-To: Message of Tue,
- 15 Sep 1992 02:01:30 GMT from <bobcook@UNIXHUB.SLAC.STANFORD.EDU>
- Lines: 22
-
- On Tue, 15 Sep 1992 02:01:30 GMT Bob Cook said:
- >Dave Gomberg writes
- >>On Sat, 12 Sep 1992 01:18:34 GMT Bob Cook said:
- >>>That is exactly the point that I'm commenting upon. I have been bitten by
- >>>introducing a hard-to-find bug because a reference to "a.x", where x was
- >meant
- >>>to be a variable, instead treated the x as a constant because the variable x
- >>>had (mistakenly) never had a value assigned.
- >>
- >>Wait, if you intended to have x have the value 123 but by mistake it was
- >>undefined, then are you saying that just by lucky accident a.x WAS defined?
- >>That streches my credulity some.
- >
- >Would your credulity shrink back to normal if the code started with
- >"a. = whatever"?
- >
- >--
- >Bob Cook bobcook@slac.stanford.edu
- >Stanford Linear Accelerator Center NeXT mail okay
-
- You bet. I rarely use assignment to a stem, so I don't get hit by that
- often. I am not sure why I rarely use it, but it's so. Dave
-