title: Push a variable in a vector in Matlab
body: <p>How to push a variable in a vector in Matlab?</p>
  
  <p>Something like this:</p>
  
  <pre><code>A = [5 2 3];
  push(A, 7);
  % A = [5 2 3 7]
  </code></pre>
  
  <p>Thanks.</p>