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Re: [Q]Passing parts of structure arrays between routines [message #6860]

Fri, 23 August 1996 00:00

Tim Patterson
Messages: 65
Registered: October 1995

Member

Peter Suetterlin wrote:
>
> In article <321CE1F6.41C6@raptor.lpl.arizona.edu>,
> Tim Patterson <tim@raptor.lpl.arizona.edu> writes:

>
>> Is this use of temporary variables the only solution,
>> and why can't I get the 'correct' result using the
>> neater array_test procedure? I can't find anything under
>> 'arrays' or 'structures' in the IDL docs that say I shouldn't
>> be able to do it that way.
>
> Yes, it is, because IDL can pass subarrays only by value and not by
> reference. Therefore, you can never change the original variable.
> This is not restricted to structures but is valid for any kind of data
> that is (has to be) passed by value. See the part of the Manual about
> parameter passing in IDL.
>
> Peter
>

Thanks Peter, and to the others who emailed me.

Tim

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		Re: [Q]Passing parts of structure arrays between routines By: Tim Patterson on Fri, 23 August 1996 00:00
		Re: [Q]Passing parts of structure arrays between routines By: pit on Fri, 23 August 1996 00:00

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