<?php
              $interval = '';
              $commD = '{comment_date format="%Y-%m-%d %g:%i %A"}';
              $commD2 = $this->EE->localize->string_to_timestamp($commD);
              //echo $commD2;//currently yields nothing
              $currD = $this->EE->localize->now;
              $interval = GetComment_Interval($commD2,$currD); // find days between
              echo $interval." days";


               ?>