C#序列化和反序列化

参考链接：

https://www.cnblogs.com/qqflying/archive/2008/01/13/1037262.html

https://www.cnblogs.com/yzenet/p/3622833.html

https://www.cnblogs.com/pengze0902/p/5942309.html

https://blog.youkuaiyun.com/renjiewen1995/article/details/52108645

https://bbs.youkuaiyun.com/topics/390732549

https://www.cnblogs.com/assassinx/archive/2010/08/07/1794501.html

文本文件和二进制文件有何不同

https://www.zhihu.com/question/19971994

https://blog.youkuaiyun.com/u010385790/article/details/78144929

比如把图片的二进制流存储到数据库，一般是对此二进制流进行base64编码。base64是适合网络传输和保存的一种对二进制编码的方式