>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;else&nbsp;if(</span><span style="color: #0000BB">$criteria</span><span style="color: #007700">[</span><span style="color: #DD0000">'group'</span><span style="color: #007700">]!==</span><span style="color: #DD0000">''</span><span style="color: #007700">)<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$this</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">group</span><s