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Re: A strange error with WHERE [message #67476 is a reply to message #67474]

Thu, 30 July 2009 21:11

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

Lindzen writes:

> It's not that problem. Please see below:
>
> PRINT, WHERE(lon_aoc ge 117.25)
> 1708 1799 .....
> PRINT, WHERE(lon_aoc ge lon_left)
> -1
> PRINT, lon_left
> 117.25
>
> Well. Maybe I need to check whether there exist strange characters in
> the code, although it is almost impossible.

OK, here is what I think is wrong, then.
I think lon_left is not a scalar. I think
it is a one-element array. It needs to be
a scalar. This will probably work:

PRINT, WHERE(lon_aoc ge lon_left[0])

Cheers,

David

P.S. This is known as the Gotcha That Gets You Every Time. :-)

--
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: A strange error with WHERE By: Lindzen on Thu, 30 July 2009 21:24
		Re: A strange error with WHERE By: David Fanning on Thu, 30 July 2009 21:11
		Re: A strange error with WHERE By: Lindzen on Thu, 30 July 2009 20:50
		Re: A strange error with WHERE By: David Fanning on Thu, 30 July 2009 20:44
		Re: A strange error with WHERE By: Lindzen on Thu, 30 July 2009 20:33
		Re: A strange error with WHERE By: David Fanning on Thu, 30 July 2009 20:22
		Re: A strange error with WHERE By: Paul Van Delst[1] on Fri, 31 July 2009 12:46

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