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Re: need the dimensions of an array [message #38796 is a reply to message #38748]

Mon, 29 March 2004 09:32

Dick Jackson
Messages: 347
Registered: August 1998

Senior Member

<wmc@bas.ac.uk> wrote in message news:4067deaf@news.nwl.ac.uk...
> Thomas Nehls <thomas.nehls@tu-berlin.de> wrote:
>> Thank you very much for your help, unfortunately and because of the
Time
>> shifting between you and me, I needed to find a solution somehow and
now
>> this works:
>
>> col = LONG(N_ELEMENTS(img[0,*,0]))
>> row = LONG(N_ELEMENTS(img[0,0,*]))
>
> This is what I use, its easier than remembering how size works...

Do remember, though, that simply doing this subscripting can use up a
lot of time and memory:
http://www.dfanning.com/misc_tips/submemory.html

How about this:
col = (Size(img, /Dimensions))[1]
row = (Size(img, /Dimensions))[2]

Cheers,
--
-Dick

Dick Jackson / dick@d-jackson.com
D-Jackson Software Consulting / http://www.d-jackson.com
Calgary, Alberta, Canada / +1-403-242-7398 / Fax: 241-7392

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[Message index]

		need the dimensions of an array By: Thomas Nehls on Fri, 26 March 2004 05:13
		Re: need the dimensions of an array By: Dick Jackson on Mon, 29 March 2004 09:32
		Re: need the dimensions of an array By: wmconnolley on Mon, 29 March 2004 01:30
		Re: need the dimensions of an array By: Thomas Nehls on Sun, 28 March 2004 23:55
		Re: need the dimensions of an array By: pissulla on Sun, 28 March 2004 15:53
		Re: need the dimensions of an array By: MKatz843 on Sun, 28 March 2004 15:30

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