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Re: Someone can help me please? [message #77027]

Tue, 26 July 2011 04:10

Giacinto M
Messages: 2
Registered: July 2011

Junior Member

On 26 Lug, 13:02, Wox <s...@nomail.com> wrote:
> On Tue, 26 Jul 2011 02:51:25 -0700 (PDT), Giacinto M
>
> <ilgio1...@gmail.com> wrote:
>> Hello! I'm a beginner user of IDL,
>> I have a little problem that I can't solve, can you help me?:
>
>> From a 3D array, I want to look on the 3rd dimension (z) of each
>> coordinate (x,y) of the array and count
>> the number of time that I can found a specific number:
>
>> for example:
>> arr=[[[0,1],[2,1]],[[2,2],[1,1]],[[0,1],[0,0]],[[1,1],[1,1]] ] -
>>> number 1 appear 3 times on arr(x0,y1)
>
>> How can I do this?
>> Thanks
>
> print,total(arr eq 1,3,/int)
>
> where "1" is the number you are looking for and "3" the dimension you
> are looking at.

Fantastic! many thanks Wox

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		Re: Someone can help me please? By: Giacinto M on Tue, 26 July 2011 04:10
		Re: Someone can help me please? By: Wout De Nolf on Tue, 26 July 2011 04:02

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