JSON解析
XML 解析
IOS学习:常用第三方库(GDataXMLNode:xml解析库)
https://github.com/huluo666/AFNetworkingTest
https://github.com/hustbill/weatherTab
iOS 操作post提交数据
http://stackoverflow.com/questions/7623275/afnetworking-post-request/7625412#7625412
http://stackoverflow.com/questions/12447725/afnetworking-and-post-request
http://stackoverflow.com/questions/10974241/post-and-put-request-afnetworking