add a matrix behind another

hellow, little noob question but i cant find it fast. I got two matrices and need to have 1 matrix the first followed by the second :) thxxx

Answer 1

[Sean de Wolski]

 doc cat
 Abstacked = cat(3,A,B);

Answer 2

[Walter Roberson]

Or maybe horzcat() or vertcat(); the question is not clear.