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Re: IDL Astronomy Library: Some procedures doesn't work? [message #82514 is a reply to message #82513]

Wed, 19 December 2012 06:03

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

Nothingness writes:

> I have IDL and IDL Astronomy Library installed on server of my
> institute. Some procedures can be executed, like hastrom, ad2xy,
> correl_optimize, etc. However some others can't, like convolve,
> psf_gaussian, etc. Even though their locations are in the IDL paths
> and some of them (convolve and correl_optimize) are in the same
> directory. And they have the same permissions.
>
> Do you have any idea how to fix this?

Yes, call the procedures as procedures:

IDL> Junk

And call the functions as functions:

IDL> var = Junker()

Functions in IDL always return a value. You have to
provide a receptacle (variable) for the value of the
function to be returned in.

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: IDL Astronomy Library: Some procedures doesn't work? By: wlandsman on Wed, 19 December 2012 10:05
		Re: IDL Astronomy Library: Some procedures doesn't work? By: David Fanning on Wed, 19 December 2012 06:03
		Re: IDL Astronomy Library: Some procedures doesn't work? By: Nothingness on Tue, 08 January 2013 06:18
		Re: IDL Astronomy Library: Some procedures doesn't work? By: Mark Piper on Thu, 20 December 2012 12:10

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