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

namespace?Calculator
{
????public?partial?class?Form1?:?Form
????{
????????public?enum?CalcuType
????????{
????????????None
????????????///?

????????????///?加法
????????????///?

????????????Addition
????????????///?

????????????///?減法
????????????///?

????????????Substraction
????????????///?

????????????///?乘法
????????????///?

????????????Multipication
????????????///?

????????????///?除法
????????????///?

????????????Division
????????????///?

????????????///?乘方
????????????///?

????????????Involution
????????????///?

????????????///?開方
????????????///?

????????????Square
????????}
????????private?double??_ValueF

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2020-04-27?09:24??Calculator\
?????目錄???????????0??2020-04-27?09:24??Calculator\.vs\
?????目錄???????????0??2020-04-27?09:24??Calculator\.vs\Calculator\
?????目錄???????????0??2020-04-27?09:24??Calculator\.vs\Calculator\v16\
?????文件???????50688??2020-04-16?17:14??Calculator\.vs\Calculator\v16\.suo
?????目錄???????????0??2020-04-27?09:24??Calculator\Calculator\
?????文件????????1135??2020-04-13?10:20??Calculator\Calculator.sln
?????文件?????????189??2020-04-13?10:20??Calculator\Calculator\App.config
?????目錄???????????0??2020-04-27?09:24??Calculator\Calculator\bin\
?????目錄???????????0??2020-04-27?09:24??Calculator\Calculator\bin\Debug\
?????文件???????19456??2020-04-16?15:02??Calculator\Calculator\bin\Debug\Calculator.exe
?????文件?????????189??2020-04-13?10:20??Calculator\Calculator\bin\Debug\Calculator.exe.config
?????文件???????40448??2020-04-16?15:02??Calculator\Calculator\bin\Debug\Calculator.pdb
?????文件????????3608??2020-04-13?15:35??Calculator\Calculator\Calculator.csproj
?????文件????????7685??2020-04-13?16:35??Calculator\Calculator\Form1.cs
?????文件???????22916??2020-04-13?16:01??Calculator\Calculator\Form1.Designer.cs
?????文件????????7653??2020-04-13?15:08??Calculator\Calculator\Form1.resx
?????目錄???????????0??2020-04-27?09:24??Calculator\Calculator\obj\
?????目錄???????????0??2020-04-27?09:24??Calculator\Calculator\obj\Debug\
?????文件??????????42??2020-04-13?11:21??Calculator\Calculator\obj\Debug\Calculator.csproj.CoreCompileInputs.cache
?????文件?????????815??2020-04-13?16:35??Calculator\Calculator\obj\Debug\Calculator.csproj.FileListAbsolute.txt
?????文件????????1012??2020-04-13?15:08??Calculator\Calculator\obj\Debug\Calculator.csproj.GenerateResource.cache
?????文件???????11625??2020-04-16?10:13??Calculator\Calculator\obj\Debug\Calculator.csprojAssemblyReference.cache
?????文件???????19456??2020-04-16?15:02??Calculator\Calculator\obj\Debug\Calculator.exe
?????文件????????1460??2020-04-16?15:02??Calculator\Calculator\obj\Debug\Calculator.Form1.resources
?????文件???????40448??2020-04-16?15:02??Calculator\Calculator\obj\Debug\Calculator.pdb
?????文件?????????180??2020-04-16?15:02??Calculator\Calculator\obj\Debug\Calculator.Properties.Resources.resources
?????文件????????1435??2020-04-13?17:36??Calculator\Calculator\obj\Debug\DesignTimeResolveAssemblyReferences.cache
?????文件????????7168??2020-04-13?10:24??Calculator\Calculator\obj\Debug\DesignTimeResolveAssemblyReferencesInput.cache
?????目錄???????????0??2020-04-13?10:20??Calculator\Calculator\obj\Debug\TempPE\
?????文件?????????522??2020-04-13?10:20??Calculator\Calculator\Program.cs
............此處省略6個文件信息