filtering values in a matrix

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suresh G
suresh G 2013-3-11
for example I have a matrix
A=1 2
3 0
0 0
4 5
0 6
I need to filter out only those rows having no zeros(in this case [4 5]). thank you for your help.........
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Image Analyst
Image Analyst 2013-3-11
Why does row 1, with [1,2] in it, get to remain?
suresh G
suresh G 2013-3-11
oh sorry.......that was a mistake by me.... also i need to filter out those rows with atleast one zero, so that my result should be A=[1 2; 4 5]

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Walter Roberson
Walter Roberson 2013-3-11
A( all(A,2), : ) = [];
If "filter out" means to remove.
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