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?_17倒計時
{
????public?partial?class?Form1?:?Form
????{
????????public?Form1（）
????????{
????????????InitializeComponent（）;
????????}

????????private?void?button3_Click（object?sender?EventArgs?e）
????????{
????????????this.Close（）;
????????}

????????private?void?timer1_Tick（object?sender?EventArgs?e）
????????{
????????????int?n?=?int.Parse（textBox1.Text）;
????????????n--;
????????????textBox1.Text?=?n.ToString（）;
????????????if?（n?==?0）
????????????{
????????????????timer1.Stop（）;
????????????????MessageBox.Show（“時間到！“）;????????????????
????????????}
????????????

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????3682??2019-11-15?08:56??17倒計時\17倒計時\17倒計時.csproj

?????文件???????9216??2019-11-15?09:02??17倒計時\17倒計時\bin\Debug\17倒計時.exe

?????文件??????26112??2019-11-15?09:02??17倒計時\17倒計時\bin\Debug\17倒計時.pdb

?????文件??????11600??2019-11-15?09:03??17倒計時\17倒計時\bin\Debug\17倒計時.vshost.exe

?????文件???????1071??2019-11-15?09:03??17倒計時\17倒計時\Form1.cs

?????文件???????4695??2019-11-15?08:56??17倒計時\17倒計時\Form1.Designer.cs

?????文件???????6011??2019-11-15?08:56??17倒計時\17倒計時\Form1.resx

?????文件????????598??2019-11-15?09:03??17倒計時\17倒計時\obj\x86\Debug\17倒計時.csproj.FileListAbsolute.txt

?????文件????????975??2019-11-15?08:56??17倒計時\17倒計時\obj\x86\Debug\17倒計時.csproj.GenerateResource.Cache

?????文件???????9216??2019-11-15?09:02??17倒計時\17倒計時\obj\x86\Debug\17倒計時.exe

?????文件??????26112??2019-11-15?09:02??17倒計時\17倒計時\obj\x86\Debug\17倒計時.pdb

?????文件???????2855??2019-11-15?08:52??17倒計時\17倒計時\obj\x86\Debug\DesignTimeResolveAssemblyReferences.cache

?????文件???????6247??2019-11-15?09:02??17倒計時\17倒計時\obj\x86\Debug\DesignTimeResolveAssemblyReferencesInput.cache

?????文件????????180??2019-11-15?08:56??17倒計時\17倒計時\obj\x86\Debug\_17倒計時.Form1.resources

?????文件????????180??2019-11-15?08:56??17倒計時\17倒計時\obj\x86\Debug\_17倒計時.Properties.Resources.resources

?????文件????????493??2019-11-15?08:52??17倒計時\17倒計時\Program.cs

?????文件???????1354??2019-11-15?08:52??17倒計時\17倒計時\Properties\AssemblyInfo.cs

?????文件???????2876??2019-11-15?08:52??17倒計時\17倒計時\Properties\Resources.Designer.cs

?????文件???????5612??2019-11-15?08:52??17倒計時\17倒計時\Properties\Resources.resx

?????文件???????1099??2019-11-15?08:52??17倒計時\17倒計時\Properties\Settings.Designer.cs

?????文件????????249??2019-11-15?08:52??17倒計時\17倒計時\Properties\Settings.settings

?????文件????????875??2019-11-15?08:52??17倒計時\17倒計時.sln

????..A..H.?????18944??2019-11-15?09:03??17倒計時\17倒計時.suo

?????目錄??????????0??2019-11-15?08:52??17倒計時\17倒計時\obj\x86\Debug\TempPE

?????目錄??????????0??2019-11-15?09:20??17倒計時\17倒計時\obj\x86\Debug

?????目錄??????????0??2019-11-15?09:20??17倒計時\17倒計時\bin\Debug

?????目錄??????????0??2019-11-15?08:52??17倒計時\17倒計時\bin\Release

?????目錄??????????0??2019-11-15?09:20??17倒計時\17倒計時\obj\x86

?????目錄??????????0??2019-11-15?09:20??17倒計時\17倒計時\bin

?????目錄??????????0??2019-11-15?09:20??17倒計時\17倒計時\obj

............此處省略6個文件信息