From aca44bc248734b3ef2df8147ac9ecec1826e037f Mon Sep 17 00:00:00 2001 From: Kister Hakusan <2753888203@qq.com> Date: Thu, 11 Sep 2025 13:53:18 +0800 Subject: [PATCH] =?UTF-8?q?=E6=B7=BB=E5=8A=A0Lesson16?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- C#核心/C#核心.sln | 12 ++ .../Lesson16_继承-密封类.csproj | 11 ++ C#核心/Lesson16_继承-密封类/Program.cs | 34 ++++++ .../Lesson16_继承-密封类练习.csproj | 11 ++ C#核心/Lesson16_继承-密封类练习/Program.cs | 104 ++++++++++++++++++ 5 files changed, 172 insertions(+) create mode 100644 C#核心/Lesson16_继承-密封类/Lesson16_继承-密封类.csproj create mode 100644 C#核心/Lesson16_继承-密封类/Program.cs create mode 100644 C#核心/Lesson16_继承-密封类练习/Lesson16_继承-密封类练习.csproj create mode 100644 C#核心/Lesson16_继承-密封类练习/Program.cs diff --git a/C#核心/C#核心.sln b/C#核心/C#核心.sln index 364e2dd..ec67d2d 100644 --- a/C#核心/C#核心.sln +++ b/C#核心/C#核心.sln @@ -27,6 +27,10 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Lesson15_继承-万物之 EndProject Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Lesson15_继承-万物之父和装箱拆箱练习", "Lesson15_继承-万物之父和装箱拆箱练习\Lesson15_继承-万物之父和装箱拆箱练习.csproj", "{FD313E4D-09E3-4310-B001-8BD9BF0B7C45}" EndProject +Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Lesson16_继承-密封类", "Lesson16_继承-密封类\Lesson16_继承-密封类.csproj", "{C68D86B1-87E3-47FC-BF5B-B9B39E1B0BD1}" +EndProject +Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Lesson16_继承-密封类练习", "Lesson16_继承-密封类练习\Lesson16_继承-密封类练习.csproj", "{673FABF2-99A7-4E63-B1F6-37AB53B6EC85}" +EndProject Global GlobalSection(SolutionConfigurationPlatforms) = preSolution Debug|Any CPU = Debug|Any CPU @@ -81,6 +85,14 @@ Global {FD313E4D-09E3-4310-B001-8BD9BF0B7C45}.Debug|Any CPU.Build.0 = Debug|Any CPU {FD313E4D-09E3-4310-B001-8BD9BF0B7C45}.Release|Any CPU.ActiveCfg = Release|Any CPU {FD313E4D-09E3-4310-B001-8BD9BF0B7C45}.Release|Any CPU.Build.0 = Release|Any CPU + {C68D86B1-87E3-47FC-BF5B-B9B39E1B0BD1}.Debug|Any CPU.ActiveCfg = Debug|Any CPU + {C68D86B1-87E3-47FC-BF5B-B9B39E1B0BD1}.Debug|Any CPU.Build.0 = Debug|Any CPU + {C68D86B1-87E3-47FC-BF5B-B9B39E1B0BD1}.Release|Any CPU.ActiveCfg = Release|Any CPU + {C68D86B1-87E3-47FC-BF5B-B9B39E1B0BD1}.Release|Any CPU.Build.0 = Release|Any CPU + {673FABF2-99A7-4E63-B1F6-37AB53B6EC85}.Debug|Any CPU.ActiveCfg = Debug|Any CPU + {673FABF2-99A7-4E63-B1F6-37AB53B6EC85}.Debug|Any CPU.Build.0 = Debug|Any CPU + {673FABF2-99A7-4E63-B1F6-37AB53B6EC85}.Release|Any CPU.ActiveCfg = Release|Any CPU + {673FABF2-99A7-4E63-B1F6-37AB53B6EC85}.Release|Any CPU.Build.0 = Release|Any CPU EndGlobalSection GlobalSection(SolutionProperties) = preSolution HideSolutionNode = FALSE diff --git a/C#核心/Lesson16_继承-密封类/Lesson16_继承-密封类.csproj b/C#核心/Lesson16_继承-密封类/Lesson16_继承-密封类.csproj new file mode 100644 index 0000000..72b5ea5 --- /dev/null +++ b/C#核心/Lesson16_继承-密封类/Lesson16_继承-密封类.csproj @@ -0,0 +1,11 @@ + + + + Exe + net8.0 + Lesson16_继承_密封类 + enable + enable + + + diff --git a/C#核心/Lesson16_继承-密封类/Program.cs b/C#核心/Lesson16_继承-密封类/Program.cs new file mode 100644 index 0000000..bbe4670 --- /dev/null +++ b/C#核心/Lesson16_继承-密封类/Program.cs @@ -0,0 +1,34 @@ +namespace Lesson16_继承_密封类 +{ + + #region 知识点一 基本概念 + //密封类 是使用 sealed密封关键字修饰的类 + //作用：让类无法再被继承 + #endregion + + #region 知识点二 实例 + class Father + { + + } + + sealed class Son : Father//之后无法再被继承 + { + + } + #endregion + + #region 知识点三 作用 + //在目前的程序设计中，密封类的主要作用就是不允许最底层子类被继承 + //可以保证程序的规范性 + //目前对于我们来说 可能用处不大 + #endregion + + internal class Program + { + static void Main(string[] args) + { + Console.WriteLine("Hello, World!"); + } + } +} diff --git a/C#核心/Lesson16_继承-密封类练习/Lesson16_继承-密封类练习.csproj b/C#核心/Lesson16_继承-密封类练习/Lesson16_继承-密封类练习.csproj new file mode 100644 index 0000000..110059d --- /dev/null +++ b/C#核心/Lesson16_继承-密封类练习/Lesson16_继承-密封类练习.csproj @@ -0,0 +1,11 @@ + + + + Exe + net8.0 + Lesson16_继承_密封类练习 + enable + enable + + + diff --git a/C#核心/Lesson16_继承-密封类练习/Program.cs b/C#核心/Lesson16_继承-密封类练习/Program.cs new file mode 100644 index 0000000..4cbc88d --- /dev/null +++ b/C#核心/Lesson16_继承-密封类练习/Program.cs @@ -0,0 +1,104 @@ +namespace Lesson16_继承_密封类练习 +{ + class Vehicle + { + public int speed; + public int maxSpeed; + public int maxCapacity; + public int nowMemberindex; + + public Human[] passenger; + + public Vehicle(int speed, int maxSpeed, int maxCapacity) + { + this.speed = speed; + this.maxSpeed = maxSpeed; + this.nowMemberindex = 0; + this.maxCapacity = maxCapacity; + passenger = new Human[maxCapacity]; + } + + public void GetOn(Human p) + { + if (nowMemberindex >= maxCapacity) + { + Console.WriteLine("乘客已满"); + return; + } + else + { + Console.WriteLine("已上车"); + passenger[nowMemberindex] = p; + nowMemberindex++; + } + + } + + public void GetOff(Human p) + { + for (int i = 0; i < nowMemberindex; i++) + { + if (passenger[i] == p) + { + for (int j = i; j < nowMemberindex - 1; j++) + { + passenger[j] = passenger[j + 1]; + } + passenger[nowMemberindex - 1] = null; + nowMemberindex--; + Console.WriteLine("已下车一位成员"); + break; + } + } + } + + public void Moving() + { + + } + + public void Accident() + { + + } + } + class Human + { + + } + class Driver : Human + { + + } + class Passenger : Human + { + public int age; + public string name; + public Passenger() + { + + } + public Passenger(int age,string name) + { + this.age = age; + this.name = name; + } + } + internal class Program + { + static void Main(string[] args) + { + Console.WriteLine("Hello, World!"); + Human h1 = new Passenger(1,"h1"); + Human h2 = new Passenger(2,"h2"); + Human h3 = new Passenger(3,"h3"); + Vehicle Car = new Vehicle(20,200,2); + Car.GetOn(h1); + Car.GetOn(h2); + Car.GetOn(h3); + Car.GetOff(h1); + Car.GetOn(h3); + Car.GetOff(h3); + } + } +}