Hosts文件配置工具源码(可一键添加hosts)

请右键 以管理员身份运行 如下工具
using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Linq;using System.Text;using System.Threading.Tasks;using System.Windows.Forms;using CCWin;using System.IO;namespace WindowsFormsApplication3{ public partial class Form1 : Skin_Mac { public Form1() { InitializeComponent(); } private void Form1_Load(object sender, EventArgs e) { } private void skinButton1_Click(object sender, EventArgs e) { string add=TextBox1.Text; string str2 = File.ReadAllText(@"C:\Windows\System32\drivers\etc\hosts", Encoding.ASCII); str2 = str2 '\n' add; File.WriteAllText(@"C:\Windows\System32\drivers\etc\hosts", str2, Encoding.ASCII); TextBox1.Text = "添加成功"; } private void skinButton2_Click(object sender, EventArgs e) { System.Environment.Exit(0); } private void skinButton3_Click(object sender, EventArgs e) { File.WriteAllText(@"C:\Windows\System32\drivers\etc\hosts",null, Encoding.ASCII); TextBox1.Text = "已清空"; } }}