color: #0000BB">$this</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">pattern</span><span style="color: #007700">.=</span><span style="color: #DD0000">'/u'</span><span style="color: #007700">;<br />&nbsp;&nbsp;&nbsp;&nbsp;else<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$this</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">pattern</span><span style="color: #007700">.=</span><span style="color: #DD0000">'$/u'