Value swapping
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Hello,
I have a matrix
x =
7 8
7 13
1 7
3 7
i want to search all 7 and shift to the first column and the corresponding value to the other coloumn, like
x =
7 8
7 13
7 1
7 3
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Accepted Answer
More Answers (1)
Paulo Silva
on 8 Sep 2011
x = [ 7 8
7 13
1 7
3 7]
f2=find(x(:,2)==7)+size(x,1);
f1=find(x(:,1)~=7);
tmp1=x(f1);
x(f1)=x(f2);
x(f2)=tmp1;
x
Grzegorz Knor solution seems to be better, I didn't test it.
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