title: How to reformatted array
body: <p>I have an array with indexes like</p>
  
  <pre><code>$array = array(
      "first_name" =&gt; "test",
      "last_name" =&gt; "testsurename"
  );
  </code></pre>
  
  <p>I need to convert it to:</p>
  
  <pre><code>$array = array(
      "0" =&gt; array("first_name" =&gt; "test"),
      "1" =&gt; array("last_name" =&gt; "testsurename")
  );
  </code></pre>