elem = $elem; $this->get_from_form(); } public function get_from_form(){ $sort = $this->elem['id']."_sort"; global $$sort; $this->sort = stripslashes($$sort); } public function get_form(){ global $msg,$charset; $order_form= "
 
"; return $order_form; } public function get_params(){ return $this->sort; } public function get_sql_filter(){ if($this->sort){ $sql_filter = $this->elem['field']." ".$this->sort; } return $sql_filter; } }