b>contains</b>(mixed $item)</div>
</td></tr>
<tr>
  <td class="paramNameCol">$item</td>
  <td class="paramTypeCol">mixed</td>
  <td class="paramDescCol">the item</td>
</tr>
<tr>
  <td class="paramNameCol">{return}</td>
  <td class="paramTypeCol">boolean</td>
  <td class="paramDescCol">whether the stack contains the item</td>
</tr>
</table>

<div class="sourceCode">
<b>Source Code:</b> <a class="sourceLink" href="https://github.com/yiisoft/yii/blob/1.0.12/framework/collections/CStack.php#L97">framework/colle