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Re: Finding the other elements in array or matrices
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From: |
Søren Hauberg |
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Subject: |
Re: Finding the other elements in array or matrices |
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Date: |
Wed, 16 Jan 2008 08:24:47 +0100 |
tir, 15 01 2008 kl. 18:13 -0800, skrev pauljoseph:
> Hi,
> Can someone help me on how to do this effectively in Octave?
>
> for example I have an array:
> a=[10,20,30,40,50];
>
> and I have another list
> mask=[1,4];
>
> if I type
> a(mask)
>
> , I will get:
> 10, 40
>
> But what I want to get is the other elements which is 2,3, and 5, which
> gives
> 20,30,50
>
> And what I have in hand is only a and mask.
>
> I would appreciate your help :)
You could use 'setdiff':
setdiff(1:5, mask)
ans =
2 3 5
Søren