using?System;
using?System.Collections.Generic;
using?System.ComponentModel;
using?System.Data;
using?System.Drawing;
using?System.IO;
using?System.Linq;
using?System.Text;
using?System.Windows.Forms;

namespace?打開與另存demo
{
????public?partial?class?Form1?:?Form
????{
????????public?Form1（）
????????{
????????????InitializeComponent（）;
????????}

????????private?void?button1_Click（object?sender?EventArgs?e）
????????{
????????????//打開文件
????????????OpenFileDialog?openFileDialog?=?new?OpenFileDialog（）;
????????????openFileDialog.InitialDirectory?=?“C:?\\Users\\pc\\Desktop\\“;
????????????openFileDialog.Filter?=?“txt?files???（*.txt）|*.txt“;?;
????????????openFileDialog.RestoreDirectory?=?true;
????????????openFileDialog.FilterIndex?=?1;
????????????if?（openFileDialog

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2016-12-11?21:58??打開與另存demo\
?????目錄???????????0??2016-12-11?20:53??打開與另存demo\.vs\
?????目錄???????????0??2016-12-11?20:53??打開與另存demo\.vs\打開與另存demo\
?????目錄???????????0??2016-12-11?20:53??打開與另存demo\.vs\打開與另存demo\v14\
?????文件???????42496??2016-12-13?10:32??打開與另存demo\.vs\打開與另存demo\v14\.suo
?????目錄???????????0??2016-12-11?21:58??打開與另存demo\打開與另存demo\
?????文件????????1024??2016-12-11?20:53??打開與另存demo\打開與另存demo.sln
?????目錄???????????0??2016-12-11?21:58??打開與另存demo\打開與另存demo\bin\
?????目錄???????????0??2016-12-11?21:58??打開與另存demo\打開與另存demo\bin\Debug\
?????文件????????9216??2016-12-11?21:07??打開與另存demo\打開與另存demo\bin\Debug\打開與另存demo.exe
?????文件???????19968??2016-12-11?21:07??打開與另存demo\打開與另存demo\bin\Debug\打開與另存demo.pdb
?????文件???????22688??2016-12-13?10:32??打開與另存demo\打開與另存demo\bin\Debug\打開與另存demo.vshost.exe
?????文件?????????490??2013-06-18?20:28??打開與另存demo\打開與另存demo\bin\Debug\打開與另存demo.vshost.exe.manifest
?????文件????????1901??2016-12-11?21:07??打開與另存demo\打開與另存demo\Form1.cs
?????文件????????3151??2016-12-11?21:07??打開與另存demo\打開與另存demo\Form1.Designer.cs
?????文件????????5817??2016-12-11?21:07??打開與另存demo\打開與另存demo\Form1.resx
?????目錄???????????0??2016-12-11?21:58??打開與另存demo\打開與另存demo\obj\
?????目錄???????????0??2016-12-11?21:58??打開與另存demo\打開與另存demo\obj\Debug\
?????文件?????????864??2016-12-11?20:53??打開與另存demo\打開與另存demo\obj\Debug\DesignTimeResolveAssemblyReferences.cache
?????文件????????6929??2016-12-13?10:31??打開與另存demo\打開與另存demo\obj\Debug\DesignTimeResolveAssemblyReferencesInput.cache
?????目錄???????????0??2016-12-11?20:53??打開與另存demo\打開與另存demo\obj\Debug\TempPE\
?????文件????????1060??2016-12-13?10:32??打開與另存demo\打開與另存demo\obj\Debug\打開與另存demo.csproj.FileListAbsolute.txt
?????文件????????1012??2016-12-11?21:07??打開與另存demo\打開與另存demo\obj\Debug\打開與另存demo.csproj.GenerateResource.Cache
?????文件????????2210??2016-12-11?20:54??打開與另存demo\打開與另存demo\obj\Debug\打開與另存demo.csprojResolveAssemblyReference.cache
?????文件????????9216??2016-12-11?21:07??打開與另存demo\打開與另存demo\obj\Debug\打開與另存demo.exe
?????文件?????????180??2016-12-11?21:07??打開與另存demo\打開與另存demo\obj\Debug\打開與另存demo.Form1.resources
?????文件???????19968??2016-12-11?21:07??打開與另存demo\打開與另存demo\obj\Debug\打開與另存demo.pdb
?????文件?????????180??2016-12-11?20:54??打開與另存demo\打開與另存demo\obj\Debug\打開與另存demo.Properties.Resources.resources
?????文件?????????500??2016-12-11?20:53??打開與另存demo\打開與另存demo\Program.cs
?????目錄???????????0??2016-12-11?21:58??打開與另存demo\打開與另存demo\Properties\
?????文件????????1346??2016-12-11?20:53??打開與另存demo\打開與另存demo\Properties\AssemblyInfo.cs
............此處省略5個文件信息