c#发送Http请求方法汇总

WebClient

https://blog.csdn.net/zhuovi/article/details/80604323

HttpWebRequest

https://www.cnblogs.com/zetee/p/7064915.html

HttpClient

https://www.cnblogs.com/wywnet/p/httpclient.html

https://www.cnblogs.com/pudefu/p/7581956.html

RestSharp 

http://www.codeisbug.com/Doc/3/56

 区别

https://www.cnblogs.com/xiaoliangge/p/9535027.html