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Re: number format in structure [message #45663 is a reply to message #45662]

Mon, 26 September 2005 11:10

Koh Leong Tah
Messages: 11
Registered: May 2005

Junior Member

Hi Paolo,

Thanks for the tip. It works for positive numbers. Do you happen to
know how to get it to work for negative numbers?
I get:

IDL> help,a
A FLOAT = -4.35660
IDL> print,string(a)
-4.35660
IDL> print,string(a,format='(4.2)')
****

Thanks,
KL

> The command "string" does that for you
> a=3.55677
> b=string(a,format='(F4.2)')
> print,b
>
> 3.56 (rounded, not truncated)
>
> Now you can loop over your values, appending
> the new values and the separators you need using the
> + operator for strings (e.g. output=output+b+'&' )
>
> Cheers,
> Paolo
>>
>>
>> ?
>>
>> Thanks,
>> KL
>>

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[Message index]

		Re: number format in structure By: R.G. Stockwell on Mon, 26 September 2005 11:34
		Re: number format in structure By: Koh Leong Tah on Mon, 26 September 2005 11:10
		Re: number format in structure By: Paolo Grigis on Mon, 26 September 2005 05:04
		Re: number format in structure By: peter.albert@gmx.de on Mon, 26 September 2005 03:07
		Re: number format in structure By: Koh Leong Tah on Sun, 25 September 2005 22:06
		Re: number format in structure By: Craig Markwardt on Sun, 25 September 2005 19:51
		Re: number format in structure By: David Fanning on Sun, 25 September 2005 19:01

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