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Re: Hey! Pssst! Wanna see something wierd? [message #8089 is a reply to message #8012]

Mon, 03 February 1997 00:00

Andy Loughe
Messages: 174
Registered: November 1995

Senior Member

David Fanning wrote:
>
> Alright you IDL gurus. Explain this!
>
> number = STRING(10)
> FOR j=0, number DO PRINT, 'Cool...!'
>
> Weird, huh. IDL reads my mind! :-)
>

Seems easy to explain, the string value is simply converted
to integer type because 0 is of that type, to prove this, try
these three options...

FOR j=0, number DO Help, j

FOR j=0L, number DO Help, j

FOR j=0., number DO Help, j

--
Andrew F. Loughe |
afl@cdc.noaa.gov
University of Colorado, CIRES Box 449 |
http://cdc.noaa.gov/~afl
Boulder, CO 80309-0449 | phn:(303)492-0707
fax:(303)497-7013
------------------------------------------------------------ ---------------
"I do not feel obliged to believe that the same God who has endowed us
with
sense, reason, and intellect has intended us to forego their use."
-Galileo

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[Message index]

		Hey! Pssst! Wanna see something wierd? By: davidf on Fri, 31 January 1997 00:00
		Re: Hey! Pssst! Wanna see something wierd? By: Andy Loughe on Mon, 03 February 1997 00:00
		Re: Hey! Pssst! Wanna see something wierd? By: pit on Mon, 03 February 1997 00:00
		Re: Hey! Pssst! Wanna see something wierd? By: Joseph M Zawodny on Mon, 03 February 1997 00:00

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