C# Get和Post请求接口类
public class HttpHelper {/// <summary> /// Get请求 /// </summary> /// <param name="url">接口地址例如:http://www.jiekou.com?id=123&name=jack</param> /// <returns></returns> public static string HttpGet(string url) { HttpWebRequest httpWebRequest = (HttpWebRequest)HttpWebRequest.Create(url); //设置请求方法 httpWebRequest.Method = "GET"; //请求超时时间 httpWebRequest.Timeout = 20000; //发送请求 HttpWebResponse httpWebResponse = (HttpWebResponse)httpWebRequest.GetResponse(); //利用Stream流读取返回数据 StreamReader streamReader = new StreamReader(httpWebResponse.GetResponseStream(), Encoding.UTF8); //获得最终数据,一般是json string responseContent = streamReader.ReadToEnd(); streamReader.Close(); httpWebResponse.Close(); return responseContent; } /// <summary> /// Post请求 /// </summary> /// <param name="url">接口地址</param> /// <param name="data">json格式参数 例如:{"name":"jack","age":15}</param> /// <returns></returns> public static string HttpPost(string url, string data) { //data = {"name":"jack","age":15}格式 HttpWebRequest httpWebRequest = (HttpWebRequest)HttpWebRequest.Create(url); //字符串转换为字节码 byte[] bs = Encoding.UTF8.GetBytes(data); //参数类型,这里是json类型 //还有别的类型如"application/x-www-form-urlencoded",不过我没用过(逃 httpWebRequest.ContentType = "multipart/form-data;"; //参数数据长度 httpWebRequest.ContentLength = bs.Length; //设置请求类型 httpWebRequest.Method = "POST"; //设置超时时间 httpWebRequest.Timeout = 20000; //将参数写入请求地址中 httpWebRequest.GetRequestStream().Write(bs, 0, bs.Length); //发送请求 HttpWebResponse httpWebResponse = (HttpWebResponse)httpWebRequest.GetResponse(); //读取返回数据 StreamReader streamReader = new StreamReader(httpWebResponse.GetResponseStream(), Encoding.UTF8); string responseContent = streamReader.ReadToEnd(); streamReader.Close(); httpWebResponse.Close(); httpWebRequest.Abort(); return responseContent; } }