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;
namespace?Ex14_03
{
????public?partial?class?Form1?:?Form
????{
????????public?Form1（）
????????{
????????????InitializeComponent（）;
????????}

????????private?void?button1_Click（object?sender?EventArgs?e）
????????{
????????????IPHostEntry?hostInfo;
????????????try
????????????{
????????????????hostInfo=?Dns.Resolve（this.textBox1.Text）;
????????????}
????????????catch?（Exception?ey）
????????????{
????????????????MessageBox.Show（ey.Message）;
????????????????this.textBox1.Focus（）;
????????????????this.textBox1.SelectAll（）;
????????????????return;
????????????}
????????????this.te

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2010-04-06?13:10??Ex14_03\
?????文件?????????910??2007-07-11?11:34??Ex14_03.sln
?????文件???????14336??2007-07-11?11:34??Ex14_03.suo
?????目錄???????????0??2010-04-06?13:10??Ex14_03\bin\
?????目錄???????????0??2010-04-06?13:10??Ex14_03\bin\Debug\
?????文件???????20480??2007-07-11?11:34??Ex14_03\bin\Debug\Ex14_03.exe
?????文件???????22016??2007-07-11?11:34??Ex14_03\bin\Debug\Ex14_03.pdb
?????文件????????5632??2007-07-11?11:34??Ex14_03\bin\Debug\Ex14_03.vshost.exe
?????文件????????3221??2007-07-11?11:34??Ex14_03\Ex14_03.csproj
?????文件?????????854??2007-07-11?11:34??Ex14_03\Form1.cs
?????文件????????4420??2007-07-11?11:34??Ex14_03\Form1.Designer.cs
?????文件????????5814??2007-07-11?11:34??Ex14_03\Form1.resx
?????目錄???????????0??2010-04-06?13:10??Ex14_03\obj\
?????目錄???????????0??2010-04-06?13:10??Ex14_03\obj\Debug\
?????文件?????????842??2007-07-11?11:34??Ex14_03\obj\Debug\Ex14_03.csproj.GenerateResource.Cache
?????文件???????20480??2007-07-11?11:34??Ex14_03\obj\Debug\Ex14_03.exe
?????文件?????????180??2007-07-11?11:34??Ex14_03\obj\Debug\Ex14_03.Form1.resources
?????文件???????22016??2007-07-11?11:34??Ex14_03\obj\Debug\Ex14_03.pdb
?????文件?????????180??2007-07-11?11:34??Ex14_03\obj\Debug\Ex14_03.Properties.Resources.resources
?????文件?????????842??2007-07-11?11:34??Ex14_03\obj\Debug\Ex14_04.csproj.GenerateResource.Cache
?????文件???????20480??2007-07-11?11:34??Ex14_03\obj\Debug\Ex14_04.exe
?????文件?????????180??2007-07-11?11:34??Ex14_03\obj\Debug\Ex14_04.Form1.resources
?????文件???????24064??2007-07-11?11:34??Ex14_03\obj\Debug\Ex14_04.pdb
?????文件?????????180??2007-07-11?11:34??Ex14_03\obj\Debug\Ex14_04.Properties.Resources.resources
?????目錄???????????0??2010-04-06?13:10??Ex14_03\obj\Debug\TempPE\
?????文件?????????268??2007-07-11?11:34??Ex14_03\obj\Ex14_03.csproj.FileList.txt
?????文件?????????268??2007-07-11?11:34??Ex14_03\obj\Ex14_04.csproj.FileList.txt
?????文件?????????466??2007-07-11?11:34??Ex14_03\Program.cs
?????目錄???????????0??2010-04-06?13:10??Ex14_03\Properties\
?????文件????????1162??2007-07-11?11:34??Ex14_03\Properties\AssemblyInfo.cs
?????文件????????2868??2007-07-11?11:34??Ex14_03\Properties\Resources.Designer.cs
............此處省略31個文件信息