an><span style="color: #0000BB">aggregateResult</span><span style="color: #007700">(</span><span style="color: #0000BB">$results</span><span style="color: #007700">[</span><span style="color: #0000BB">$token</span><span style="color: #007700">],</span><span style="color: #0000BB">$delta</span><span style="color: #007700">);<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;else<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb