取一个页面的返回值，保存到一个string变量里代码,C#代码库,德仔网

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【C#】取一个页面的返回值，保存到一个string变量里

作者:炎锋 / 发布于2016/8/26/ 797

using System;  
using System.Collections.Generic;  
using System.ComponentModel;  
using System.Data;  
using System.Drawing;  
using System.Linq;  
using System.Text;  
using System.Windows.Forms;  
using System.Net;  
using System.IO;  
  
namespace WindowsFormsApplication1  
{  
    public partial class Form1 : Form  
    {  
        public Form1()  
        {  
            InitializeComponent();  
        }  
  
        private void button1_Click(object sender, EventArgs e)  
        {  
            WebClient client = new WebClient();  
            byte[] bt = client.DownloadData("http://www.anttna.com/cell2gps/cell2gps.php?lac=4493&cellid=8473");  
            string s = System.Text.Encoding.GetEncoding("GB2312").GetString(bt);  
            Console.WriteLine(s);  
            this.label1.Text = s;  
        }  
        public static string GetPageHTML(string url)  
        {  
  
            try  
            {  
                HttpWebRequest wr = WebRequest.Create(url) as HttpWebRequest;  
                wr.Method = "get";  
                wr.Accept = "*/*";  
                wr.Headers.Add("Accept-Language: zh-cn");  
                wr.Headers.Add("UA-CPU: x86");  
                wr.Headers.Add("Accept-Encoding: gzip, deflate");  
                wr.UserAgent = "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Embedded Web Browser from: http://bsalsa.com/; InfoPath.2; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022)";  
                wr.KeepAlive = true;  
                wr.ServicePoint.Expect100Continue = false;  
                wr.AllowAutoRedirect = false;  
  
                HttpWebResponse wre = wr.GetResponse() as HttpWebResponse;  
                StreamReader sreader = new StreamReader(wre.GetResponseStream(), Encoding.GetEncoding("GBK"));  
                string sHtml = sreader.ReadToEnd();  
                wre.Close();  
                return sHtml;  
            }  
            catch  
            {  
                return "";  
            }  
        }  
  
        private void button2_Click(object sender, EventArgs e)  
        {  
            string a = GetPageHTML("http://www.hodohome.net/productlist.aspx?id=158");  
            this.label1.Text=a;  
        }   
   
  
    }  
}

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