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Re: error using statement: If.....then [message #54543]

Tue, 26 June 2007 20:27

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

Ed Hyer writes:

> IDL also provides many good ways to do this logical operation without
> loops or explicit IF/THEN, such as:
>
> x = ( x > 0) + (x lt 0);
> x = (x*(x ge 0)) + (x lt 0);
> x = (x > 1) - ( x eq 0);
>
> , all of which accomplish what you're trying to do here.

I wonder if the error in your previous article couldn't be
caused by obfuscated code. :-)

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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[Message index]

		Re: error using statement: If.....then By: David Fanning on Tue, 26 June 2007 20:27
		Re: error using statement: If.....then By: MarioIncandenza on Tue, 26 June 2007 17:50
		Re: error using statement: If.....then By: Michael Galloy on Tue, 26 June 2007 14:30

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