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Re: idl6.2 and if statemente [message #45893 is a reply to message #45892]

Sat, 08 October 2005 14:37

Craig Markwardt
Messages: 1869
Registered: November 1996

Senior Member

Reimar Bauer <R.Bauer@fz-juelich.de> writes:

> Dear all
>
> probably I am confused from some of the other languages I used in the last
> days.
>
> text is a vector of length two
>
> IF N_ELEMENTS(text) then dummy=TEMPORARY(text)
>
> does not give true till I changed it to
>
> IF N_ELEMENTS(text) gt 0 then dummy=TEMPORARY(text)
>
>
> Is there something changed in this behaviour I was sure the first one will
> work.

Reimar,

IDL has always defined the odd integers as true and the even integers as
false. Since IDL version 4 at least.

Craig

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Craig B. Markwardt, Ph.D. EMAIL: craigmnet@REMOVEcow.physics.wisc.edu
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[Message index]

		Re: idl6.2 and if statemente By: R.Bauer on Sun, 09 October 2005 01:07
		Re: idl6.2 and if statemente By: R.Bauer on Sun, 09 October 2005 01:07
		Re: idl6.2 and if statemente By: Paul Selby on Sat, 08 October 2005 18:09
		Re: idl6.2 and if statemente By: Craig Markwardt on Sat, 08 October 2005 14:37

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