sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;isset(</span><span style="color: #0000BB">$_GET</span><span style="color: #007700">[</span><span style="color: #0000BB">$this</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">routeVar</span><span style="color: #007700">])&nbsp;?&nbsp;</span><span style="color: #0000BB">$_GET</span><span style="color: #007700">[</span><span style="color: #0000BB">$this</span><span style="color: 