"paramTypeCol">string</td>
  <td class="paramDescCol">the base URL of the application (the part after host name and before query string).
If <a href="/doc/api/1.0/CUrlManager#showScriptName">showScriptName</a> is true, it will include the script name part.
Otherwise, it will not, and the ending slashes are stripped off.</td>
</tr>
</table>

<div class="sourceCode">
<b>Source Code:</b> <a class="sourceLink" href="https://github.com/yiisoft/yii/blob/1.0.12/framework/web/CUrlManager.php#L359">framework/web/CUr