post方法
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Net;
using System.Text;
using System.Web;
namespace Demo
{
public class MyPostGetHelper
{
public static string PostWebRequest(string postUrl, string paramData, Encoding dataEncode, string header = "")
{
string ret = string.Empty;
try
{
if (dataEncode == null)
dataEncode = Encoding.UTF8;
byte[] byteArray = dataEncode.GetBytes(paramData); //转化
HttpWebRequest webReq = (HttpWebRequest)WebRequest.Create(new Uri(postUrl));
webReq.Method = "POST";
webReq.ContentType = "application/json";
webReq.Headers.Add("Session-Key", header);
webReq.ContentLength = byteArray.Length;
Stream newStream = webReq.GetRequestStream();
newStream.Write(byteArray, 0, byteArray.Length);//写入参数
newStream.Close();
HttpWebResponse response = (HttpWebResponse)webReq.GetResponse();
var c = response.GetResponseStream();
StreamReader sr = new StreamReader(c, Encoding.UTF8);
Char[] read = new Char[4000];
int count = sr.Read(read, 0, read.Length);
while (count > 0)
{
String str = new String(read, 0, count);
ret += str;
count = sr.Read(read, 0, read.Length);
}
sr.Close();
response.Close();
newStream.Close();
}
catch (Exception ex)
{
throw;
}
return ret;
}
}
}