using?System;
using?System.Collections.Generic;
using?System.Linq;
using?System.Text;
using?System.Threading.Tasks;

namespace?Car
{
????class?Car
????{
????????protected?string?speed;?//速度
????????public?string?Speed
????????{
????????????get?{?return?speed;?}
????????????set?{?speed?=?value;?}
????????}
????????protected?string?height;?//重量
????????public?string?Height
????????{
????????????get?{?return?height;?}
????????????set?{?height?=?value;?}
????????}
????????//定義一個虛方法output（）
????????public?virtual?void?output（）
????????{
????????????Console.WriteLine（“父類（汽車類），屬性：“?+?speed?+?“\t“?+?height）;
????????}
????????//構造方法
????????public?Car（）?{?}
????????public?Car（string?speed?string?height）
????????{
????????????this.speed?=?speed;
????????????this.height?=?height;
????????}
????}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2020-04-14?11:05??.vs\
?????目錄???????????0??2020-04-14?11:05??.vs\實驗3\
?????目錄???????????0??2020-04-14?11:23??.vs\實驗3\v15\
?????文件??????126976??2020-06-08?18:24??.vs\實驗3\v15\.suo
?????目錄???????????0??2020-04-14?11:06??.vs\實驗3\v15\Server\
?????目錄???????????0??2020-04-14?11:06??.vs\實驗3\v15\Server\sqlite3\
?????文件???????????0??2020-04-14?11:06??.vs\實驗3\v15\Server\sqlite3\db.lock
?????文件??????483328??2020-06-08?18:22??.vs\實驗3\v15\Server\sqlite3\storage.ide
?????文件???????32768??2020-06-08?18:22??.vs\實驗3\v15\Server\sqlite3\storage.ide-shm
?????文件?????4128272??2020-06-08?18:22??.vs\實驗3\v15\Server\sqlite3\storage.ide-wal
?????目錄???????????0??2020-04-14?10:21??.vs\階乘+\
?????目錄???????????0??2020-04-14?11:05??.vs\階乘+\v15\
?????目錄???????????0??2020-04-14?10:21??.vs\階乘+\v15\Server\
?????目錄???????????0??2020-04-14?11:05??.vs\階乘+\v15\Server\sqlite3\
?????目錄???????????0??2020-04-21?10:14??Car\
?????文件?????????189??2020-04-18?10:38??Car\App.config
?????目錄???????????0??2020-04-21?10:11??Car\bin\
?????目錄???????????0??2020-04-21?10:14??Car\bin\Debug\
?????文件????????5632??2020-04-21?10:14??Car\bin\Debug\Car.exe
?????文件?????????189??2020-04-18?10:38??Car\bin\Debug\Car.exe.config
?????文件???????22016??2020-04-21?10:14??Car\bin\Debug\Car.pdb
?????目錄???????????0??2020-04-21?10:11??Car\bin\Release\
?????文件?????????891??2020-04-21?10:14??Car\Car.cs
?????文件????????2430??2020-04-21?10:14??Car\Car.csproj
?????目錄???????????0??2020-04-18?10:38??Car\obj\
?????目錄???????????0??2020-04-21?10:14??Car\obj\Debug\
?????文件??????????42??2020-04-21?10:13??Car\obj\Debug\Car.csproj.CoreCompileInputs.cache
?????文件?????????382??2020-04-21?10:14??Car\obj\Debug\Car.csproj.FileListAbsolute.txt
?????文件????????8077??2020-04-18?10:38??Car\obj\Debug\Car.csprojAssemblyReference.cache
?????文件????????5632??2020-04-21?10:14??Car\obj\Debug\Car.exe
?????文件???????22016??2020-04-21?10:14??Car\obj\Debug\Car.pdb
............此處省略151個文件信息