n><span style="color: #007700">[</span><span style="color: #0000BB">3</span><span style="color: #007700">]-</span><span style="color: #0000BB">$last</span><span style="color: #007700">[</span><span style="color: #0000BB">3</span><span style="color: #007700">];<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;if(!</span><span style="color: #0000BB">$this</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">groupByToken</span><span sty