title: make array of string to boolean
body: <p>How can I make this into a boolean?</p>
  
  <p>I tried this :</p>
  
  <pre><code>array('FALSE' =&gt; 'No', 'TRUE' =&gt; 'Yes')
  </code></pre>
  
  <p>I want the TRUE/FALSE to be treated as a boolean and not a string. How to do this?</p>