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Re: Do we need PTR_FREE anymore? [message #71927 is a reply to message #71922]

Wed, 28 July 2010 18:48

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

wlandsman writes:

> The help files give one obscure example where automatic garbage
> collection fails -- when "two objects or pointers refer to each other,
> but no other object or pointer refers to either". Is there ever
> any other reason (e.g. performance issues) to explicitly call PTR_FREE
> anymore?

Perhaps you just want to feel like you are a member
of the professional programming fraternity.

Cheers,

David

P.S. Or, you don't want to feel like a dope if someone
runs your code in a version of IDL older than 8.0. :-)

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

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		Re: Do we need PTR_FREE anymore? By: penteado on Thu, 29 July 2010 08:52
		Re: Do we need PTR_FREE anymore? By: Chris[6] on Thu, 29 July 2010 03:33
		Re: Do we need PTR_FREE anymore? By: David Fanning on Wed, 28 July 2010 18:48

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