参考文档

使用libcurl发送PUT请求上传数据以及DELETE请求删除数据

http://blog.163.com/lixiangqiu_9202/blog/static/53575037201401395753817/

http://blog.turnreal.net/index.php?aid=85

http://blog.csdn.net/e21105834/article/details/12967471

http://www.cnblogs.com/lidabo/p/4177016.html

http://blog.csdn.net/zengraoli/article/details/11581005

http://blog.csdn.net/zengraoli/article/details/11522563

http://www.blogbus.com/gcoder-logs/191913436.html

http://blog.csdn.net/e21105834/article/details/12967471

http://blog.163.com/lixiangqiu_9202/blog/static/53575037201401395753817/

https://curl.haxx.se/libcurl/c/CURLOPT_POSTREDIR.html

http://blog.csdn.net/helisong427/article/details/6953191