private function unregister() {
        if ($this->db) {
            $this->db->recordset_closed($this);
            $this->db = null;
        }
    }
private function unregister() {
        if ($this->db) {
            $this->db->recordset_closed($this);
            $this->db = null;
        }
    }
private function unregister ( ) { if ( $ this -> db ) { $ this -> db -> recordset_closed ( $ this ) ; $ this -> db = null ; } }
Unregister recordset from the global list of open recordsets.
Unregister recordset from the global list of open recordsets .