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Form1.cs：源码内容

							﻿using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.Net;
using System.IO;
namespace UseWebClient
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }
        private void btnGet_Click(object sender, EventArgs e)
        {
            try
            {
                WebClient client = new WebClient();
                //client.BaseAddress = "shaozhd";
                Stream response = client.OpenRead(tbURL.Text);
                tbContent.Text = "";
                int nByteData;
                do
                {
                    nByteData = response.ReadByte();
                    if (nByteData > 0)
                        tbContent.Text += Convert.ToChar(nByteData);
                } while (nByteData > 0);
                response.Close();
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message.ToString());
            }
        }
        private void btnDownload_Click(object sender, EventArgs e)
        {
            try
            {
                WebClient client = new WebClient();
                FolderBrowserDialog dlg = new FolderBrowserDialog();
                if (dlg.ShowDialog() == DialogResult.OK)
                {
                    string strDes = dlg.SelectedPath + Path.GetFileName(tbAddress.Text);
                    client.DownloadFile(tbAddress.Text, strDes);
                    MessageBox.Show("文件下载到:"+ strDes) ;
                }
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message.ToString());
            }
        }
    }
}

						