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Re: Strange behaviour of format [message #44914 is a reply to message #44906]

Thu, 21 July 2005 11:37

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

Norbert Hahn writes:

>
> I want to output CSV data using a ; as delimiter. The following example shows
> my problem:
>
> temp = '"'+'Some Text'+'"', indgen(4), format='(A,20(";",F7.2))'
> print, StrCompress(temp,/remove_all)
>
> results in
>
> "Some Text";0.00;1.00;2.00;3.00;
>
> The problem I have is the trailing semicolon. As a workaround I compute
> the number of elements in the integer array and insert that number in the
> format statement. Is there a better way to either omit the trailing ;
> or even to print CSV data?

I couldn't get your example program to run, but I think you
want the "colon format":

IDL> print, string(indgen(4), format='(F7.2, :, ";" )')
0.00; 1.00; 2.00; 3.00

For CVS data, just substitute a comma where the quoted
semi-colon is in the format statement.

Cheers,

David
--
David Fanning, Ph.D.
Fanning Software Consulting, Inc.
Coyote's Guide to IDL Programming: http://www.dfanning.com/

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		Re: Strange behaviour of format By: Norbert Hahn on Fri, 22 July 2005 02:39
		Re: Strange behaviour of format By: David Fanning on Thu, 21 July 2005 11:37

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