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Re: Is there any way to change the dimension of a field in a structure? [message #58153]

Tue, 22 January 2008 04:21

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

Hongkai writes:

> However, the question is, if I only know the tag name of the field
> Dog, and I don't know the tag names of other fields in S, how can I
> change the dimension of Dog?

Make Dog a pointer. :-)

S = {Dog:Ptr_New(lindgen(3,112)), Cat:'cc', Horse:[1,2,4]}
*S.Dog = lindgen(3,118)

Cheers,

David
--
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: Is there any way to change the dimension of a field in a structure?

By: David Fanning on Tue, 22 January 2008 04:21

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