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Re: about memory [message #25138]

Tue, 22 May 2001 09:21

Craig Markwardt
Messages: 1869
Registered: November 1996

Senior Member

davidf@dfanning.com (David Fanning) writes:
> DELVAR can only be used at the IDL main level. Another
> alternative is to use something like my UNDEFINE program,
> which can be used anywhere and has the effect of undefining
> a program variable.
>
> http://www.dfanning.com/programs/undefine.pro

I use UNDEFINE all the time. It's great. When I'm writing an
exportable program, where I'm not sure that UNDEFINE will be
available, then I use the essence of the algorithm:

a = 0 & dummy = temporary(a)

Then A is undefined and the memory is unallocated.

Craig

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Craig B. Markwardt, Ph.D. EMAIL: craigmnet@cow.physics.wisc.edu
Astrophysics, IDL, Finance, Derivatives | Remove "net" for better response
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[Message index]

		Re: about memory By: Craig Markwardt on Tue, 22 May 2001 09:21
		Re: about memory By: davidf on Tue, 22 May 2001 07:52
		Re: about memory By: Med Bennett on Tue, 22 May 2001 07:30
		Re: about memory By: Craig Markwardt on Mon, 21 May 2001 17:08
		Re: about memory By: Amar Nayegandhi on Mon, 21 May 2001 15:38
		Re: about memory By: thompson on Mon, 21 May 2001 15:01
		Re: about memory By: Jaco van Gorkom on Mon, 21 May 2001 14:33

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