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Re: Specify the degree of accuracy of a floating point number [message #52606 is a reply to message #52603]

Wed, 21 February 2007 22:22

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

loknath writes:

> Is there a way to convert a single precision or double precision
> floating point number to an accuracy of specified decimal places? In
> other words, if I want to write 0.268954 or 233.256 to an accuracy of
> 2 decimal places, i.e. 0.27 and 233.26, is there a way to do it?

You could try NUMBER_FORMATTER:

http://www.dfanning.com/programs/number_formatter.pro

Cheers,

David
--
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: Specify the degree of accuracy of a floating point number By: tochaf on Fri, 23 February 2007 02:01
		Re: Specify the degree of accuracy of a floating point number By: David Fanning on Thu, 22 February 2007 13:18
		Re: Specify the degree of accuracy of a floating point number By: Brian Larsen on Thu, 22 February 2007 12:43
		Re: Specify the degree of accuracy of a floating point number By: loknath on Thu, 22 February 2007 10:57
		Re: Specify the degree of accuracy of a floating point number By: David Fanning on Thu, 22 February 2007 10:28
		Re: Specify the degree of accuracy of a floating point number By: Brian Larsen on Thu, 22 February 2007 09:58
		Re: Specify the degree of accuracy of a floating point number By: Allan Whiteford on Thu, 22 February 2007 05:05
		Re: Specify the degree of accuracy of a floating point number By: David Fanning on Wed, 21 February 2007 22:22
		Re: Specify the degree of accuracy of a floating point number By: Kenneth Bowman on Fri, 23 February 2007 08:43

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