base64加密后字符串长度参考:
设字符串长度为n ,长度为 ⌈n/3⌉*4 ⌈⌉ 代表上取整
一篇看懂:http://www.ruanyifeng.com/blog/2008/06/base64.html
标签:www,06,base64,http,字符串,长度 From: https://www.cnblogs.com/bgtong/p/16615824.html
设字符串长度为n ,长度为 ⌈n/3⌉*4 ⌈⌉ 代表上取整
一篇看懂:http://www.ruanyifeng.com/blog/2008/06/base64.html
标签:www,06,base64,http,字符串,长度 From: https://www.cnblogs.com/bgtong/p/16615824.html