MATLAB: Copying non zero matrix to a zeros matrix

MATLABmatrixmatrix manipulation

Hello Dear Experts,
Consider I have a non zero matrix A of size m x n.
I want to pad it with zeros on all sizes. What is the smartest way to pad it with p zero rows and q zero columns.
Thanks a lot in advance!

Best Answer

a = magic(3);
 padarray(a,[2 1])
ans =
     0     0     0     0     0
     0     0     0     0     0
     0     8     1     6     0
     0     3     5     7     0
     0     4     9     2     0
     0     0     0     0     0
     0     0     0     0     0
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