public static function deleteUserCompense($omOrderId) { !self::$dbConn ? self::initDB() : null; $sql = "DELETE FROM " . self::$UserCompenseTable . " WHERE global_user_id = " . $omOrderId; //echo $sql; if (!self::$dbConn->query($sql)) { self::$errCode = "002"; self::$errMsg = " 插入数据失败! "; return false; //失败则设置错误码和错误信息, 返回false } else { self::$errCode = "200"; self::$errMsg = " 插入数据成功! "; return true; //失败则设置错误码和错误信息, 返回true } }