$funky = $formatter->format( $diffs );
$matches = array();
preg_match_all( '/<(?:ins|del) class="diffchange">(.*?)<\/(?:ins|del)>/', $funky, $matches );
$funky = $formatter->format( $diffs );
$matches = array();
preg_match_all( '/<(?:ins|del) class="diffchange">(.*?)<\/(?:ins|del)>/', $funky, $matches );