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Re: resizing system variable [message #82571 is a reply to message #82570]

Thu, 20 December 2012 15:14

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

Craig Markwardt writes:

> You can only set the dimensions of a system variable once, the first time you initialize it. You can get around it using a pointer.

I notice the documentation doesn't say you can
create a system variable as a pointer. And, I can
think of hundreds of ways you could get into
trouble by *making* one a pointer! But, it
does seem possible. :-)

Cheers,

David

--
David Fanning, Ph.D.
Fanning Software Consulting, Inc.
Coyote's Guide to IDL Programming: http://www.idlcoyote.com/
Sepore ma de ni thue. ("Perhaps thou speakest truth.")

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[Message index]

		Re: resizing system variable By: Paul Van Delst[1] on Fri, 21 December 2012 08:29
		Re: resizing system variable By: Craig Markwardt on Thu, 20 December 2012 22:50
		Re: resizing system variable By: David Fanning on Thu, 20 December 2012 21:06
		Re: resizing system variable By: Craig Markwardt on Thu, 20 December 2012 20:33
		Re: resizing system variable By: David Fanning on Thu, 20 December 2012 15:14
		Re: resizing system variable By: astroboy.20000 on Thu, 20 December 2012 13:44
		Re: resizing system variable By: Craig Markwardt on Thu, 20 December 2012 12:28

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