UDP 发送文件以及接收文件（亲测通过）

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using CSharpWin;
using System.Diagnostics;

namespace ReceiveFileDemo
{
    public partial class Form1 : Form
    {
        private UdpRecieveFile recieveFile;

        public Form1（）
        {
            InitializeComponent（）;
           
        }

        private void button1_Click（object sender EventArgs e）
        {
            recieveFile = new UdpRecieveFile（
                Application.StartupPath 
                int.Parse（tbLocalPort.Text））;
            recieveFile.Start（）;
        }
    }
}

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2018-11-17 11:34  ReceiveFileDemo\
     文件        3111  2018-11-17 11:34  ReceiveFileDemo\Form1.Designer.cs
     文件         677  2018-11-17 11:34  ReceiveFileDemo\Form1.cs
     文件        5814  2018-11-17 11:34  ReceiveFileDemo\Form1.resx
     文件         455  2018-10-29 10:17  ReceiveFileDemo\Program.cs
     目录           0  2018-11-17 10:54  ReceiveFileDemo\Properties\
     文件        1181  2018-10-29 10:17  ReceiveFileDemo\Properties\AssemblyInfo.cs
     文件        2802  2018-10-29 10:17  ReceiveFileDemo\Properties\Resources.Designer.cs
     文件        5496  2018-10-29 10:17  ReceiveFileDemo\Properties\Resources.resx
     文件        1089  2018-10-29 10:17  ReceiveFileDemo\Properties\Settings.Designer.cs
     文件         242  2018-10-29 10:17  ReceiveFileDemo\Properties\Settings.settings
     文件        3736  2018-10-29 10:17  ReceiveFileDemo\ReceiveFileDemo.csproj
     目录           0  2018-11-17 10:54  ReceiveFileDemo\bin\
     目录           0  2018-11-17 11:41  ReceiveFileDemo\bin\Debug\
     文件        8704  2018-11-17 11:35  ReceiveFileDemo\bin\Debug\ReceiveFileDemo.exe
     文件       19968  2018-11-17 11:35  ReceiveFileDemo\bin\Debug\ReceiveFileDemo.pdb
     文件       14336  2018-10-29 10:17  ReceiveFileDemo\bin\Debug\UdpSendFile.dll
     文件        6024  2018-10-29 10:17  ReceiveFileDemo\bin\Debug\UdpSendFile.pdb
     目录           0  2018-11-17 10:54  ReceiveFileDemo\obj\
     目录           0  2018-11-17 11:35  ReceiveFileDemo\obj\Debug\
     文件        6274  2018-10-29 10:17  ReceiveFileDemo\obj\Debug\DesignTimeResolveAssemblyReferencesInput.cache
     文件         180  2018-11-17 11:35  ReceiveFileDemo\obj\Debug\ReceiveFileDemo.Form1.resources
     文件         180  2018-10-29 10:17  ReceiveFileDemo\obj\Debug\ReceiveFileDemo.Properties.Resources.resources
     文件           0  2018-11-17 11:35  ReceiveFileDemo\obj\Debug\ReceiveFileDemo.csproj.CopyComplete
     文件          42  2018-11-17 10:55  ReceiveFileDemo\obj\Debug\ReceiveFileDemo.csproj.CoreCompileInputs.cache
     文件        2374  2018-11-17 11:35  ReceiveFileDemo\obj\Debug\ReceiveFileDemo.csproj.FileListAbsolute.txt
     文件         847  2018-11-17 11:35  ReceiveFileDemo\obj\Debug\ReceiveFileDemo.csproj.GenerateResource.cache
     文件       22367  2018-11-17 10:55  ReceiveFileDemo\obj\Debug\ReceiveFileDemo.csprojAssemblyReference.cache
     文件       18855  2018-10-29 10:17  ReceiveFileDemo\obj\Debug\ReceiveFileDemo.csprojResolveAssemblyReference.cache
     文件        8704  2018-11-17 11:35  ReceiveFileDemo\obj\Debug\ReceiveFileDemo.exe
     文件       19968  2018-11-17 11:35  ReceiveFileDemo\obj\Debug\ReceiveFileDemo.pdb
............此处省略76个文件信息