优化代码

This commit is contained in:
yansongda 2018-08-29 18:31:43 +08:00
parent d0c4eca367
commit d0fc506900

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@ -141,6 +141,7 @@ class Support
* @param null $key * @param null $key
* *
* @throws InvalidArgumentException * @throws InvalidArgumentException
*
* @return string * @return string
*/ */
public static function generateSign($data, $key = null): string public static function generateSign($data, $key = null): string