sp;&nbsp;&nbsp;if(</span><span style="color: #0000BB">$value</span><span style="color: #007700">===</span><span style="color: #DD0000">'summary'&nbsp;</span><span style="color: #007700">||&nbsp;</span><span style="color: #0000BB">$value</span><span style="color: #007700">===</span><span style="color: #DD0000">'callstack'</span><span style="color: #007700">)<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$this</span><span style="color: #007700">-&gt;</span><span styl