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这是什么字符串？

WBOY
Release： 2016-06-20 12:28:43
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$a = '/%D1%F4%F0%F4';
$a = base64_encode(urldecode($a));      //输出L9H08PQ=

请教这是什么字符？urldecode过来是乱码的。


回复讨论(解决方案)

看不出，应该是某种加密的结果

了解，感谢老徐。

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这是什么字符串？
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