How can i replace elements from first matrix to second without changing the size of second matrix?

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suchismita
suchismita 2014-6-28
评论： suchismita 2014-6-28
I have a matrix
A=[1 3 4 6];
and
B=[1 5 6 9 10 12 18];
the length of A is 4 and B is 7. Now i want to change the elements of B by changing first 4 elements of A in B.Final output i want is
B=[1 3 4 6 10 12 18]
How it can be done?
Please help me...

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the cyclist
the cyclist 2014-6-28
编辑：the cyclist 2014-6-28
B(1:4) = A;
or more generally
B(1:length(A)) = A;

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