/** * Count Articlebooks * by ReferenceID Index(es) * @param integer $intReferenceID * @return int */ public static function CountByReferenceID($intReferenceID) { // Call Articlebook::QueryCount to perform the CountByReferenceID query return Articlebook::QueryCount(QQ::Equal(QQN::Articlebook()->ReferenceID, $intReferenceID)); }