文本对比器C#版，两个文本框，会报告不同的地方在哪一行

还行，可以用，C#的，本来是自己用的，分不够了，换分，就是一个简单的对比工具，代码没多少，适合初学的

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;

namespace WindowsFormsApplication1
{
    public partial class Form1 : Form
    {
        public Form1（）
        {
            InitializeComponent（）;
        }

        private void button1_Click（object sender EventArgs e）
        {
            label1.Text = ““;
            char[] text1 = new char[textBox1.Text.ToString（）.Length];
            char[] text2 = new char[textBox2.Text.ToString（）.Length];
            text1 = textBox1.Text.ToCharArray（）;
            text2 = textBox2.Text.ToCharArray（）;
            List textlist1 = new List（）;
            List textlist2 = new List（）;

            int n = 0;
            int i = 0;
            int length = textBox1.Text.ToString（）.Length;

            for （i = 0; i < length; i++）
            {
                if （text1[i] == ‘\n‘）
                {
                    textlist1.Add（textBox1.Text.Substring（n i - n + 1））;
                    n = i + 1;
                }
                progressBar1.Value = （30 * （i + 1）） / length;
            }
            textlist1.Add（textBox1.Text.Substring（n i - n））;

            n = 0;
            length = textBox2.Text.ToString（）.Length;
            for （i = 0; i             {
                if （text2[i] == ‘\n‘）
                {
                    textlist2.Add（textBox2.Text.Substring（n i - n + 1））;
                    n = i + 1;
                }
                progressBar1.Value = （30 * （i + 1）） / length + 30;
            }
            textlist2.Add（textBox2.Text.Substring（n i - n））;
            length = textlist1.Count < textlist2.Count ? textlist1.Count : textlist2.Count;
            for （i = 0; i             {
                if （!textlist1.ElementAt（i）.Equals（textlist2.ElementAt（i）））
                {
                    label1.Text += “第“ + i + “行有不相同！\n“;
                }
                progressBar1.Value = （40 * （i + 1）） / length + 60;
            }
            if （textBox1.Text.ToString（）.Equals（textBox2.Text.ToString（）））
                MessageBox.Show（“不用比了，完全一样！“）;
            else if （label1.Text != ““）
            {
                MessageBox.Show（“有不同！“）;
            }
        }
    }
}

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----

    .CA....     10240  2010-07-29 14:06  WindowsFormsApplication1\WindowsFormsApplication1\bin\Debug\WindowsFormsApplication1.exe

    .CA....     26112  2010-07-29 14:06  WindowsFormsApplication1\WindowsFormsApplication1\bin\Debug\WindowsFormsApplication1.pdb

    .CA....      4594  2010-07-29 14:26  WindowsFormsApplication1\WindowsFormsApplication1\bin\Debug\WindowsFormsApplication1.rar

    .CA....     14328  2010-07-29 14:07  WindowsFormsApplication1\WindowsFormsApplication1\bin\Debug\WindowsFormsApplication1.vshost.exe

    .CA....       490  2009-06-11 05:14  WindowsFormsApplication1\WindowsFormsApplication1\bin\Debug\WindowsFormsApplication1.vshost.exe.manifest

    .CA....      2493  2010-07-29 14:09  WindowsFormsApplication1\WindowsFormsApplication1\Form1.cs

    .CA....      4047  2010-07-29 13:57  WindowsFormsApplication1\WindowsFormsApplication1\Form1.Designer.cs

    .CA....      5814  2010-07-29 13:57  WindowsFormsApplication1\WindowsFormsApplication1\Form1.resx

    .CA....      1035  2010-07-29 14:07  WindowsFormsApplication1\WindowsFormsApplication1\obj\Debug\WindowsFormsApplication1.csproj.FileListAbsolute.txt

    .CA....       847  2010-07-29 13:57  WindowsFormsApplication1\WindowsFormsApplication1\obj\Debug\WindowsFormsApplication1.csproj.GenerateResource.Cache

    .CA....     10240  2010-07-29 14:06  WindowsFormsApplication1\WindowsFormsApplication1\obj\Debug\WindowsFormsApplication1.exe

    .CA....       180  2010-07-29 13:57  WindowsFormsApplication1\WindowsFormsApplication1\obj\Debug\WindowsFormsApplication1.Form1.resources

    .CA....     26112  2010-07-29 14:06  WindowsFormsApplication1\WindowsFormsApplication1\obj\Debug\WindowsFormsApplication1.pdb

    .CA....       180  2010-07-29 12:01  WindowsFormsApplication1\WindowsFormsApplication1\obj\Debug\WindowsFormsApplication1.Properties.Resources.resources

    .CA....       505  2010-07-29 11:22  WindowsFormsApplication1\WindowsFormsApplication1\Program.cs

    .CA....      1380  2010-07-29 11:22  WindowsFormsApplication1\WindowsFormsApplication1\Properties\AssemblyInfo.cs

    .CA....      2898  2010-07-29 11:22  WindowsFormsApplication1\WindowsFormsApplication1\Properties\Resources.Designer.cs

    .CA....      5612  2010-07-29 11:22  WindowsFormsApplication1\WindowsFormsApplication1\Properties\Resources.resx

    .CA....      1109  2010-07-29 11:22  WindowsFormsApplication1\WindowsFormsApplication1\Properties\Settings.Designer.cs

    .CA....       249  2010-07-29 11:22  WindowsFormsApplication1\WindowsFormsApplication1\Properties\Settings.settings

    .CA....      3794  2010-07-29 11:32  WindowsFormsApplication1\WindowsFormsApplication1\WindowsFormsApplication1.csproj

    .CA....       962  2010-07-29 11:22  WindowsFormsApplication1\WindowsFormsApplication1.sln

    .CA..H.     19456  2010-07-29 14:09  WindowsFormsApplication1\WindowsFormsApplication1.suo

    .C.D...         0  2010-07-29 11:22  WindowsFormsApplication1\WindowsFormsApplication1\obj\Debug\TempPE

    .C.D...         0  2010-07-29 14:26  WindowsFormsApplication1\WindowsFormsApplication1\bin\Debug

    .C.D...         0  2010-07-29 14:06  WindowsFormsApplication1\WindowsFormsApplication1\obj\Debug

    .C.D...         0  2010-07-29 11:22  WindowsFormsApplication1\WindowsFormsApplication1\bin

    .C.D...         0  2010-07-29 11:22  WindowsFormsApplication1\WindowsFormsApplication1\obj

    .C.D...         0  2010-07-29 11:22  WindowsFormsApplication1\WindowsFormsApplication1\Properties

    .C.D...         0  2010-07-29 14:09  WindowsFormsApplication1\WindowsFormsApplication1

............此处省略4个文件信息