using?System;
using?System.Collections.Generic;
using?System.ComponentModel;
using?System.Data;
using?System.Drawing;
using?System.Linq;
using?System.Net;
using?System.Net.Sockets;
using?System.Text;
using?System.Threading.Tasks;
using?System.Windows.Forms;

namespace?SEND
{
????public?partial?class?Form1?:?Form
????{
????????//創建TcpClient實例
????????private?TcpClient?tcpsender;

????????public?Form1（）
????????{
????????????InitializeComponent（）;
????????}

????????bool?connected
????????{
????????????get?{?return?_connected;?}
????????????set
????????????{
????????????????_connected?=?value;
????????????????button1.Text?=?value???“斷開“?:?“鏈接“;
????????????????label1.Text?=?value???“連接“?:?“斷開“;
????????????}
????????}
????????bool?_connected?=?false;

????????private?void?button1_Click（object?sender?EventArgs?e）
????????{
????????????if?（connected）
????????????{
????????????????tcpsender.Close（）;
????????????????connected?=?false;
????????????}
????????????else
????????????{
????????????????//初始化TcpClient實例，建立一個指定IP和端口的新連接
????????????????tcpsender?=?new?TcpClient（textBox1.Text?Convert.ToInt32（textBox2.Text））;
????????????????connected?=?true;
????????????}
????????}

????????private?void?button2_Click（object?sender?EventArgs?e）
????????{
????????????if?（textBox3.Text?==?““）
????????????{
????????????????MessageBox.Show（“輸入信息“）;
????????????????return;
????????????}
????????????try
????????????{
????????????????//對發送字符進行編碼
????????????????byte[]?bytes?=?Encoding.UTF8.GetBytes（textBox3.Text）;
????????????????//創建一個Socket對象用以發送數據
????????????????Socket?msock?=?tcpsender.Client;
????????????????//發送消息
????????????????msock.Send（bytes?SocketFlags.None）;
????????????????textBox3.Text?=?““;
????????????}
????????????catch?（Exception?ex）
????????????{
????????????????MessageBox.Show（ex.ToString（））;
????????????}
????????}
????}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件?????????981??2016-03-22?09:22??SEND.sln
?????文件???????37376??2020-11-18?08:49??SEND.v12.suo
?????目錄???????????0??2020-12-07?10:07??SEND\
?????文件?????????187??2016-03-22?09:22??SEND\App.config
?????目錄???????????0??2016-12-13?08:13??SEND\bin\
?????目錄???????????0??2020-12-07?10:08??SEND\bin\Debug\
?????文件???????10240??2020-12-07?10:08??SEND\bin\Debug\SEND.exe
?????文件?????????187??2016-03-22?09:22??SEND\bin\Debug\SEND.exe.config
?????文件???????22016??2020-12-07?10:08??SEND\bin\Debug\SEND.pdb
?????文件???????24224??2020-12-07?10:07??SEND\bin\Debug\SEND.vshost.exe
?????文件?????????187??2016-03-22?09:22??SEND\bin\Debug\SEND.vshost.exe.config
?????文件?????????490??2019-03-19?12:46??SEND\bin\Debug\SEND.vshost.exe.manifest
?????文件????????2055??2020-12-07?10:07??SEND\Form1.cs
?????文件????????4694??2020-12-07?10:07??SEND\Form1.Designer.cs
?????文件????????5817??2020-12-07?10:07??SEND\Form1.resx
?????目錄???????????0??2016-12-13?08:13??SEND\obj\
?????目錄???????????0??2020-12-07?10:08??SEND\obj\Debug\
?????文件????????1453??2016-03-22?10:07??SEND\obj\Debug\DesignTimeResolveAssemblyReferences.cache
?????文件????????7087??2020-11-17?10:31??SEND\obj\Debug\DesignTimeResolveAssemblyReferencesInput.cache
?????文件????????2836??2020-12-07?10:08??SEND\obj\Debug\SEND.csproj.FileListAbsolute.txt
?????文件?????????977??2020-12-07?10:08??SEND\obj\Debug\SEND.csproj.GenerateResource.Cache
?????文件????????2211??2020-12-07?10:08??SEND\obj\Debug\SEND.csprojResolveAssemblyReference.cache
?????文件???????10240??2020-12-07?10:08??SEND\obj\Debug\SEND.exe
?????文件?????????180??2020-12-07?10:08??SEND\obj\Debug\SEND.Form1.resources
?????文件???????22016??2020-12-07?10:08??SEND\obj\Debug\SEND.pdb
?????文件?????????180??2020-12-07?10:08??SEND\obj\Debug\SEND.Properties.Resources.resources
?????文件???????????0??2016-03-22?09:22??SEND\obj\Debug\TemporaryGeneratedFile_036C0B5B-1481-4323-8D20-8F5ADCB23D92.cs
?????文件???????????0??2016-03-22?09:22??SEND\obj\Debug\TemporaryGeneratedFile_5937a670-0e60-4077-877b-f7221da3dda1.cs
?????文件???????????0??2016-03-22?09:22??SEND\obj\Debug\TemporaryGeneratedFile_E7A71F73-0F8D-4B9B-B56E-8E70B10BC5D3.cs
?????目錄???????????0??2016-03-22?09:22??SEND\obj\Debug\TempPE\
?????文件?????????516??2016-03-22?09:22??SEND\Program.cs
............此處省略7個文件信息