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Re: round to x number of decimals within floating point value? [message #74441 is a reply to message #74355]

Fri, 14 January 2011 07:33

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

Kenneth P. Bowman writes:

> The equality test is unnecessary, so you can write
>
> goodval = where(finite(array), count)
>
> to find the good values and
>
> badval = where(~finite(array), count)
>
> to find the bad values. And of course you can do both
> with a single WHERE and appropriate keywords.

Yes, of course, but with the usual quibbles about
making your programs so cryptic newbies can't figure
them out. :-)

In this case, if you know what "finite" means, you
are good to go.

Cheers,

David

--
David Fanning, Ph.D.
Fanning Software Consulting, Inc.
Coyote's Guide to IDL Programming: http://www.idlcoyote.com/
Sepore ma de ni thui. ("Perhaps thou speakest truth.")

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[Message index]

		round to x number of decimals within floating point value? By: Snow53 on Thu, 13 January 2011 11:29
		Re: round to x number of decimals within floating point value? By: David Fanning on Fri, 14 January 2011 07:33
		Re: round to x number of decimals within floating point value? By: omar ali on Tue, 22 December 2015 13:17
		Re: round to x number of decimals within floating point value? By: Craig Markwardt on Wed, 23 December 2015 07:57

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