comp.lang.idl-pvwave archive: archive » How to convert (concatenate) a string array to a string scalar?

Home » Public Forums » archive » How to convert (concatenate) a string array to a string scalar?

Show: Today's Messages :: Show Polls :: Message Navigator
E-mail to friend

Re: How to convert (concatenate) a string array to a string scalar? [message #19419 is a reply to message #19283]

Mon, 13 March 2000 00:00

mikef
Messages: 9
Registered: May 1998

Junior Member

In article <38CD6DA1.6E45DF18@astro.cornell.edu>,
J.D. Smith <jdsmith@astro.cornell.edu> wrote:
> David Fanning wrote:
>>
>> Alex Schuster (alex@pet.mpin-koeln.mpg.de) writes:
>>
>>> BEEEEEP! There's no need for that, here's a function which does what
>>> Kristian wants:
>>>
>>> function strconcat, numarray
>>> format = string( '(', n_elements( numarray ), '(I0,', '","))' )
>>> str = string( numarray, format=format )
>>> return, strmid( str, 0, strlen( str ) - 1 )
>>> end
>>>
>>> In the example above, the format string which is created inside the
>>> function would be '3(I0,",")' , which tells the STRING routine to take
>>> three integers and add them to the string without leading blanks, but
>>> with a comma between them. The last strmid call only removes the last
>>> comma from the string.
>>
>> I only know one thing for certain about IDL, and that
>> is this:
>>
>> There is an inverse correlation between how certain
>> I am that something can only be done one way in IDL
>> and the number of alternative methods I will learn
>> about in the next 15 minutes.
>>
>> :-(
>
> Obfuscated IDL Contest Entry:
>
> s=string((reform((tmp=byte(strtrim(a,2)+[replicate(",",n_elements(a)-1), ""])),$
> n_elements(tmp)))[where(tmp ne 0)])
>
>
> Given integer array "a".
>
> JD
>
> --
> J.D. Smith |*| WORK: (607) 255-5842
> Cornell University Dept. of Astronomy |*| (607) 255-6263
> 304 Space Sciences Bldg. |*| FAX: (607) 255-5875
> Ithaca, NY 14853 |*|

Why not just use the format termination code:

s = string(a,format='('+strtrim(n_elements(a))+'(I0,:,","))')

(Coincidentally, I happened to need to do this this morning)
--
Mike Fitzgibbon MRFitz@ns.arizona.edu
UofAz, LPL phone:(520)626-4791
Systems Programmer, Pr. fax: (520)621-6783
Mars Surveyor '98: TEGA
Mars Orbiter 2001: GRS
--
--
Mike Fitzgibbon MRFitz@ns.arizona.edu
UofAz, LPL phone:(520)626-4791
Systems Programmer, Sr. fax: (520)621-6783

Report message to a moderator

[Message index]

		How to convert (concatenate) a string array to a string scalar? By: Kristian Kjaer on Mon, 13 March 2000 00:00
		Re: How to convert (concatenate) a string array to a string scalar? By: John-David T. Smith on Tue, 14 March 2000 00:00
		Re: How to convert (concatenate) a string array to a string scalar? By: mikef on Mon, 13 March 2000 00:00
		Re: How to convert (concatenate) a string array to a string scalar? By: John-David T. Smith on Mon, 13 March 2000 00:00
		Re: How to convert (concatenate) a string array to a string scalar? By: davidf on Mon, 13 March 2000 00:00
		Re: How to convert (concatenate) a string array to a string scalar? By: Alex Schuster on Mon, 13 March 2000 00:00

Previous Topic:	Release of IDL 5.3.1 for Microsoft Windows 95/98/NT/2000
Next Topic:	SVDFIT bug?

-=] Back to Top [=-

[ Syndicate this forum (XML) ] [

] [

]

Current Time: Sun Oct 12 15:02:55 PDT 2025

Total time taken to generate the page: 0.88119 seconds