'用户订单支付', self::MERCHANT_ORDER_PAY=>'商户订单支付', self::PLATFORM_ORDER_PAY=>'平台订单支付', self::MERCHANT_ORDER_OBTAINS=>'商户订单获得', self::ORDER_HANDLING_FEES=>'订单手续费', self::PLATFORM_ORDER_OBTAINS=>'平台订单获得', self::SUPPLIER_ORDER_OBTAINS=>'供应商订单获得', self::SYSTEM_SET=>'平台设置', ]; if ($value === true) { return $data; } return $data[$value] ?? ''; } }