MODEL_SESSION::mdl_destroy PHP Method

    function mdl_destroy($str_ssinId)
    {
        // delete session-data
        $_num_mysql = $this->obj_db->delete(BG_DB_TABLE . "session", "session_id='" . $str_ssinId . "'");
        //删除数据
        //如车影响行数小于0则返回错误
        if ($_num_mysql > 0) {
            return true;
        } else {
            return false;
        }
        return false;
    }