get a matrix of only zero

How can I get a mattrix made of only zeros?

For example I have this matrix

[2 4 0 5 6 0]

I would get a matrix made of only zeros

Answer 1

[Matt Fig]

A = zeros(2,5)

Answer 2

[Walter Roberson]

NewMatrix = 0 .* OldMatrix;

(Mind you, this has a problem if any of the entries were infinite or NaN)

Answer 3

[Matt J]

    newmatrix=zeros(size(oldmatrix));

Answer 4

[Matt J]

yourmatrix(:)=0;