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Re: MAKE_ARRAY question [message #24725 is a reply to message #24724]

Fri, 13 April 2001 11:52

Liam E. Gumley
Messages: 378
Registered: January 2000

Senior Member

Craig Markwardt wrote:
> For KEYWORD_SET, I think "truth" is defined as non-zero.

From the IDL 5.3 documentation:
"The KEYWORD_SET function returns a nonzero value if Expression is
defined and nonzero or an array, otherwise zero is returned."

> Ooops. What do you think this one should report? Heh.
>
> print, keyword_set([0])

It should return 1, and it does:

IDL> print, keyword_set([0])
1

Cheers,
Liam.
http://cimss.ssec.wic.edu/~gumley/

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[Message index]

		Re: MAKE_ARRAY question By: Paul van Delst on Fri, 13 April 2001 12:03
		Re: MAKE_ARRAY question By: Liam E. Gumley on Fri, 13 April 2001 11:52
		Re: MAKE_ARRAY question By: Liam E. Gumley on Fri, 13 April 2001 11:48
		Re: MAKE_ARRAY question By: Craig Markwardt on Fri, 13 April 2001 11:38
		Re: MAKE_ARRAY question By: Paul van Delst on Fri, 13 April 2001 10:26
		Re: MAKE_ARRAY question By: Paul van Delst on Fri, 13 April 2001 10:19
		Re: MAKE_ARRAY question By: btt on Fri, 13 April 2001 10:08

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