{"id":121,"date":"2026-05-20T13:56:20","date_gmt":"2026-05-20T05:56:20","guid":{"rendered":"https:\/\/tachyoncat.top\/?p=121"},"modified":"2026-05-20T13:56:20","modified_gmt":"2026-05-20T05:56:20","slug":"c%e5%85%a5%e9%97%a8","status":"publish","type":"post","link":"https:\/\/tachyoncat.top\/index.php\/2026\/05\/20\/c%e5%85%a5%e9%97%a8\/","title":{"rendered":"C#\u5165\u95e8 <\u5b57\u6bb5\u4e0e\u5c5e\u6027><\u6784\u9020\u65b9\u6cd5\u4e0e\u8bbf\u95ee\u4fee\u9970\u7b26><\u865a\u65b9\u6cd5\u3001\u62bd\u8c61\u7c7b\u3001\u63a5\u53e3\u3001>"},"content":{"rendered":"<h1>C# \u6838\u5fc3\u77e5\u8bc6\u70b9\u603b\u7ed3<\/h1>\n<blockquote><p>\n  \u9002\u5408\u521d\u5b66\u8005\u7684C#\u57fa\u7840\u77e5\u8bc6\u6307\u5357\n<\/p><\/blockquote>\n<hr \/>\n<h2>\u76ee\u5f55<\/h2>\n<ol>\n<li><a class=\"wp-editor-md-post-content-link\" href=\"#1-\u5c5e\u6027\u4e0e\u8bbf\u95ee\u5668-get-set-init\" target=\"_blank\"  rel=\"nofollow\" >\u5c5e\u6027\u4e0e\u8bbf\u95ee\u5668 (get, set, init)<\/a><\/li>\n<li><a class=\"wp-editor-md-post-content-link\" href=\"#2-\u81ea\u52a8\u5c5e\u6027\u4e0e\u540e\u5907\u5b57\u6bb5\" target=\"_blank\"  rel=\"nofollow\" >\u81ea\u52a8\u5c5e\u6027\u4e0e\u540e\u5907\u5b57\u6bb5<\/a><\/li>\n<li><a class=\"wp-editor-md-post-content-link\" href=\"#3-\u6784\u9020\u65b9\u6cd5\" target=\"_blank\"  rel=\"nofollow\" >\u6784\u9020\u65b9\u6cd5<\/a><\/li>\n<li><a class=\"wp-editor-md-post-content-link\" href=\"#4-\u8bbf\u95ee\u4fee\u9970\u7b26\" target=\"_blank\"  rel=\"nofollow\" >\u8bbf\u95ee\u4fee\u9970\u7b26<\/a><\/li>\n<li><a class=\"wp-editor-md-post-content-link\" href=\"#5-\u7c7b\u7684\u7ee7\u627f\" target=\"_blank\"  rel=\"nofollow\" >\u7c7b\u7684\u7ee7\u627f<\/a><\/li>\n<li><a class=\"wp-editor-md-post-content-link\" href=\"#6-\u865a\u65b9\u6cd5\u4e0e\u91cd\u5199\" target=\"_blank\"  rel=\"nofollow\" >\u865a\u65b9\u6cd5\u4e0e\u91cd\u5199<\/a><\/li>\n<li><a class=\"wp-editor-md-post-content-link\" href=\"#7-\u62bd\u8c61\u7c7b\u4e0e\u63a5\u53e3\" target=\"_blank\"  rel=\"nofollow\" >\u62bd\u8c61\u7c7b\u4e0e\u63a5\u53e3<\/a><\/li>\n<\/ol>\n<hr \/>\n<h2>1. \u5c5e\u6027\u4e0e\u8bbf\u95ee\u5668 (get, set, init)<\/h2>\n<p>\u5c5e\u6027\u662fC#\u4e2d\u5c01\u88c5\u5b57\u6bb5\uff08\u7c7b\u5185\u90e8\u6570\u636e\uff09\u7684\u4e00\u79cd\u65b9\u5f0f\uff0c\u901a\u8fc7<strong>\u8bbf\u95ee\u5668\uff08Accessor\uff09<\/strong>\u63a7\u5236\u8bfb\u5199\u6743\u9650\u3002<\/p>\n<h3>\u57fa\u672c\u8bed\u6cd5<\/h3>\n<pre><code class=\"language-csharp line-numbers\">public class Person\n{\n    private string _name;  \/\/ \u540e\u5907\u5b57\u6bb5\uff08 backing field\uff09\n\n    \/\/ \u5c5e\u6027\n    public string Name\n    {\n        get { return _name; }           \/\/ \u8bfb\u53d6\u65f6\u6267\u884c\n        set { _name = value; }         \/\/ \u5199\u5165\u65f6\u6267\u884c\uff0cvalue\u662f\u9690\u5f0f\u53c2\u6570\n    }\n}\n<\/code><\/pre>\n<h3>\u4e09\u79cd\u8bbf\u95ee\u5668\u8be6\u89e3<\/h3>\n<table>\n<thead>\n<tr>\n<th>\u8bbf\u95ee\u5668<\/th>\n<th>\u4f5c\u7528<\/th>\n<th>\u8bf4\u660e<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><code>get<\/code><\/td>\n<td>\u8bfb\u53d6\u5c5e\u6027\u503c<\/td>\n<td>\u5fc5\u987b\u8fd4\u56de\u5bf9\u5e94\u7c7b\u578b\u7684\u503c<\/td>\n<\/tr>\n<tr>\n<td><code>set<\/code><\/td>\n<td>\u8bbe\u7f6e\u5c5e\u6027\u503c<\/td>\n<td><code>value<\/code> \u662f\u9690\u5f0f\u53c2\u6570\uff0c\u4ee3\u8868\u8d4b\u7684\u503c<\/td>\n<\/tr>\n<tr>\n<td><code>init<\/code><\/td>\n<td>\u521d\u59cb\u5316\u5c5e\u6027<\/td>\n<td>\u53ea\u80fd\u5728\u5bf9\u8c61\u521b\u5efa\u65f6\u8d4b\u503c\uff0c\u4e4b\u540e\u53ea\u8bfb<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>init \u793a\u4f8b<\/h3>\n<pre><code class=\"language-csharp line-numbers\">public class User\n{\n    public string Username { get; init; }  \/\/ \u521b\u5efa\u540e\u4e0d\u53ef\u4fee\u6539\n\n    public User()\n    {\n        Username = \"\u5f20\u4e09\";  \/\/ OK\uff1a\u521b\u5efa\u65f6\u53ef\u4ee5\u8d4b\u503c\n    }\n}\n\n\/\/ \u4f7f\u7528\nUser user = new User();\nuser.Username = \"\u674e\u56db\";  \/\/ \u274c \u7f16\u8bd1\u9519\u8bef\uff01init\u5c5e\u6027\u53ea\u80fd\u5728\u521b\u5efa\u65f6\u8d4b\u503c\n<\/code><\/pre>\n<hr \/>\n<h2>2. \u81ea\u52a8\u5c5e\u6027\u4e0e\u540e\u5907\u5b57\u6bb5<\/h2>\n<h3>\u81ea\u52a8\u5c5e\u6027\uff08Auto Property\uff09<\/h3>\n<p>\u7f16\u8bd1\u5668\u81ea\u52a8\u751f\u6210\u540e\u5907\u5b57\u6bb5\uff0c\u9002\u5408\u7b80\u5355\u7684get\/set\u903b\u8f91\uff1a<\/p>\n<pre><code class=\"language-csharp line-numbers\">\/\/ \u5b8c\u6574\u5199\u6cd5\npublic string Email { get; set; }\n\n\/\/ \u5e26\u521d\u59cb\u503c (C# 6.0+)\npublic int Age { get; set; } = 18;\n\n\/\/ init-only \u81ea\u52a8\u5c5e\u6027\npublic string Password { get; init; }\n<\/code><\/pre>\n<h3>\u540e\u5907\u5b57\u6bb5\uff08Backing Field\uff09<\/h3>\n<p>\u5f53\u9700\u8981\u989d\u5916\u903b\u8f91\u65f6\uff0c\u624b\u52a8\u5b9a\u4e49\u540e\u5907\u5b57\u6bb5\uff1a<\/p>\n<pre><code class=\"language-csharp line-numbers\">private string _phone;  \/\/ \u540e\u5907\u5b57\u6bb5\uff0c\u4e60\u60ef\u4ee5\u4e0b\u5212\u7ebf\u5f00\u5934\n\npublic string Phone\n{\n    get { return _phone; }\n    set \n    { \n        \/\/ \u53ef\u4ee5\u6dfb\u52a0\u9a8c\u8bc1\u903b\u8f91\n        if (value.Length &lt; 11)\n            throw new ArgumentException(\"\u624b\u673a\u53f7\u957f\u5ea6\u4e0d\u5bf9\");\n        _phone = value; \n    }\n}\n<\/code><\/pre>\n<h3>\u5bf9\u6bd4\u603b\u7ed3<\/h3>\n<table>\n<thead>\n<tr>\n<th>\u7279\u6027<\/th>\n<th>\u81ea\u52a8\u5c5e\u6027<\/th>\n<th>\u540e\u5907\u5b57\u6bb5<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u4ee3\u7801\u91cf<\/td>\n<td>\u7b80\u6d01<\/td>\n<td>\u8f83\u591a<\/td>\n<\/tr>\n<tr>\n<td>\u7075\u6d3b\u6027<\/td>\n<td>\u4f4e<\/td>\n<td>\u9ad8\uff08\u53ef\u6dfb\u52a0\u903b\u8f91\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u4f7f\u7528\u573a\u666f<\/td>\n<td>\u7b80\u5355\u5b58\u50a8<\/td>\n<td>\u9700\u8981\u9a8c\u8bc1\/\u8ba1\u7b97<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr \/>\n<h2>3. \u6784\u9020\u65b9\u6cd5\uff08Constructor\uff09<\/h2>\n<p>\u6784\u9020\u65b9\u6cd5\u7528\u4e8e\u521d\u59cb\u5316\u5bf9\u8c61\uff0c\u5728\u521b\u5efa\u5bf9\u8c61\u65f6\u81ea\u52a8\u8c03\u7528\u3002<\/p>\n<h3>\u57fa\u672c\u8bed\u6cd5<\/h3>\n<pre><code class=\"language-csharp line-numbers\">public class Student\n{\n    public string Name { get; set; }\n    public int Age { get; set; }\n\n    \/\/ \u65e0\u53c2\u6784\u9020\u65b9\u6cd5\n    public Student()\n    {\n        Name = \"\u672a\u77e5\";\n        Age = 0;\n    }\n\n    \/\/ \u5e26\u53c2\u6784\u9020\u65b9\u6cd5\n    public Student(string name, int age)\n    {\n        Name = name;\n        Age = age;\n    }\n}\n<\/code><\/pre>\n<h3>\u6784\u9020\u65b9\u6cd5\u94fe<\/h3>\n<p>\u4f7f\u7528 <code>this()<\/code> \u8c03\u7528\u5176\u4ed6\u6784\u9020\u65b9\u6cd5\uff1a<\/p>\n<pre><code class=\"language-csharp line-numbers\">public class Product\n{\n    public string Name { get; set; }\n    public decimal Price { get; set; }\n    public string Category { get; set; }\n\n    \/\/ \u4e3b\u6784\u9020\u65b9\u6cd5\uff08\u5e26\u6240\u6709\u53c2\u6570\uff09\n    public Product(string name, decimal price, string category)\n    {\n        Name = name;\n        Price = price;\n        Category = category;\n    }\n\n    \/\/ \u6b21\u6784\u9020\u65b9\u6cd5\uff1a\u8c03\u7528\u4e3b\u6784\u9020\u65b9\u6cd5\uff0c\u8bbe\u7f6e\u9ed8\u8ba4\u503c\n    public Product(string name, decimal price) : this(name, price, \"\u672a\u5206\u7c7b\")\n    {\n        \/\/ \u8fd9\u91cc\u53ef\u4ee5\u6dfb\u52a0\u989d\u5916\u903b\u8f91\n    }\n\n    \/\/ \u9ed8\u8ba4\u6784\u9020\u65b9\u6cd5\n    public Product() : this(\"\u5546\u54c1\", 0, \"\u672a\u5206\u7c7b\")\n    {\n    }\n}\n<\/code><\/pre>\n<h3>\u8c03\u7528\u793a\u4f8b<\/h3>\n<pre><code class=\"language-csharp line-numbers\">Product p1 = new Product();                           \/\/ \u8c03\u7528\u65e0\u53c2\nProduct p2 = new Product(\"\u82f9\u679c\", 5.5m);               \/\/ \u8c03\u7528\u4e24\u4e2a\u53c2\u6570\nProduct p3 = new Product(\"\u9999\u8549\", 3.0m, \"\u6c34\u679c\");       \/\/ \u8c03\u7528\u4e09\u4e2a\u53c2\u6570\n<\/code><\/pre>\n<hr \/>\n<h2>4. \u8bbf\u95ee\u4fee\u9970\u7b26<\/h2>\n<p>\u8bbf\u95ee\u4fee\u9970\u7b26\u63a7\u5236\u7c7b\u3001\u5c5e\u6027\u3001\u65b9\u6cd5\u7b49\u7684\u53ef\u89c1\u6027\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u4fee\u9970\u7b26<\/th>\n<th>\u8bbf\u95ee\u8303\u56f4<\/th>\n<th>\u4f7f\u7528\u573a\u666f<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><code>public<\/code><\/td>\n<td>\u4efb\u4f55\u5730\u65b9\u90fd\u53ef\u4ee5\u8bbf\u95ee<\/td>\n<td>\u5bf9\u5916\u516c\u5f00\u7684\u6210\u5458<\/td>\n<\/tr>\n<tr>\n<td><code>private<\/code><\/td>\n<td>\u4ec5\u540c\u7c7b\u5185\u90e8\u53ef\u8bbf\u95ee\uff08\u9ed8\u8ba4\uff09<\/td>\n<td>\u7c7b\u5185\u90e8\u4f7f\u7528\u7684\u6210\u5458<\/td>\n<\/tr>\n<tr>\n<td><code>protected<\/code><\/td>\n<td>\u540c\u7c7b\u53ca\u5b50\u7c7b\u53ef\u8bbf\u95ee<\/td>\n<td>\u4f9b\u5b50\u7c7b\u4f7f\u7528\u7684\u6210\u5458<\/td>\n<\/tr>\n<tr>\n<td><code>internal<\/code><\/td>\n<td>\u540c\u7a0b\u5e8f\u96c6\u53ef\u8bbf\u95ee<\/td>\n<td>\u7a0b\u5e8f\u96c6\u5185\u90e8\u7684\u6210\u5458<\/td>\n<\/tr>\n<tr>\n<td><code>protected internal<\/code><\/td>\n<td>\u540c\u7a0b\u5e8f\u96c6\u6216\u5b50\u7c7b\u53ef\u8bbf\u95ee<\/td>\n<td>\u8de8\u7a0b\u5e8f\u96c6\u7ee7\u627f\u573a\u666f<\/td>\n<\/tr>\n<tr>\n<td><code>private protected<\/code><\/td>\n<td>\u540c\u7a0b\u5e8f\u96c6\u4e14\u540c\u7c7b\u6216\u5b50\u7c7b\u53ef\u8bbf\u95ee<\/td>\n<td>C# 7.2+<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>\u793a\u4f8b<\/h3>\n<pre><code class=\"language-csharp line-numbers\">public class Animal\n{\n    public string Name { get; set; }        \/\/ \u4efb\u4f55\u5730\u65b9\u90fd\u80fd\u8bbf\u95ee\n    private int _age;                         \/\/ \u53ea\u6709Animal\u7c7b\u5185\u90e8\u80fd\u8bbf\u95ee\n    protected string _species;               \/\/ Animal\u548c\u5b50\u7c7b\u80fd\u8bbf\u95ee\n    internal string Color { get; set; }      \/\/ \u540c\u7a0b\u5e8f\u96c6\u53ef\u8bbf\u95ee\n\n    public void PublicMethod() { }\n    private void PrivateMethod() { }\n    protected void ProtectedMethod() { }\n}\n<\/code><\/pre>\n<hr \/>\n<h2>5. \u7c7b\u7684\u7ee7\u627f<\/h2>\n<p>\u7ee7\u627f\u5141\u8bb8\u521b\u5efa\u4e00\u4e2a\u7c7b\u57fa\u4e8e\u53e6\u4e00\u4e2a\u7c7b\u6784\u5efa\uff0c\u5b9e\u73b0\u4ee3\u7801\u590d\u7528\u3002<\/p>\n<h3>\u57fa\u672c\u8bed\u6cd5<\/h3>\n<pre><code class=\"language-csharp line-numbers\">\/\/ \u57fa\u7c7b\uff08\u7236\u7c7b\uff09\npublic class Animal\n{\n    public string Name { get; set; }\n\n    public void Eat()\n    {\n        Console.WriteLine(<span class=\"katex math inline\">\"{Name} \u6b63\u5728\u5403\u4e1c\u897f\");\n    }\n}\n\n\/\/ \u6d3e\u751f\u7c7b\uff08\u5b50\u7c7b\uff09\npublic class Dog : Animal\n{\n    public string Breed { get; set; }  \/\/ Dog\u72ec\u6709\u7684\u5c5e\u6027\n\n    public void Bark()\n    {\n        Console.WriteLine(<\/span>\"{Name} \u5728\u6c6a\u6c6a\u53eb\");\n    }\n}\n<\/code><\/pre>\n<h3>\u4f7f\u7528\u793a\u4f8b<\/h3>\n<pre><code class=\"language-csharp line-numbers\">Dog dog = new Dog();\ndog.Name = \"\u65fa\u8d22\";\ndog.Breed = \"\u91d1\u6bdb\";\ndog.Eat();   \/\/ \u7ee7\u627f\u81eaAnimal\u7684\u65b9\u6cd5\ndog.Bark();  \/\/ Dog\u81ea\u5df1\u7684\u65b9\u6cd5\n<\/code><\/pre>\n<h3>Object \u7c7b\u578b<\/h3>\n<p>\u5728C#\u4e2d\uff0c\u6240\u6709\u7c7b\u90fd\u76f4\u63a5\u6216\u95f4\u63a5\u7ee7\u627f\u81ea <code>System.Object<\/code>\uff1a<\/p>\n<pre><code class=\"language-csharp line-numbers\">\/\/ \u4ee5\u4e0b\u4e24\u79cd\u5199\u6cd5\u7b49\u4ef7\npublic class MyClass { }\npublic class MyClass : System.Object { }\n\n\/\/ Object\u7c7b\u7684\u5e38\u7528\u65b9\u6cd5\nobject obj = new Dog();\nobj.ToString();      \/\/ \u8fd4\u56de\u7c7b\u578b\u540d\u79f0\nobj.GetHashCode();   \/\/ \u8fd4\u56de\u54c8\u5e0c\u7801\nobj.Equals(obj2);    \/\/ \u5224\u65ad\u76f8\u7b49\nobj.GetType();       \/\/ \u83b7\u53d6\u7c7b\u578b\u4fe1\u606f\n<\/code><\/pre>\n<h3>sealed \u5173\u952e\u5b57<\/h3>\n<p><code>sealed<\/code> \u4fee\u9970\u7684\u7c7b\u4e0d\u80fd\u88ab\u7ee7\u627f\uff1a<\/p>\n<pre><code class=\"language-csharp line-numbers\">public sealed class FinalClass\n{\n    public string Data { get; set; }\n}\n\n\/\/ \u7f16\u8bd1\u9519\u8bef\uff01\u65e0\u6cd5\u7ee7\u627fsealed\u7c7b\n\/\/ public class TryInherit : FinalClass { }\n<\/code><\/pre>\n<p>\u4e5f\u53ef\u7528\u5728\u65b9\u6cd5\u4e0a\uff0c\u9632\u6b62\u88ab\u91cd\u5199\uff1a<\/p>\n<pre><code class=\"language-csharp line-numbers\">public class BaseClass\n{\n    public virtual void Show() { Console.WriteLine(\"Base\"); }\n\n    public sealed override void Show() { Console.WriteLine(\"Final\"); }\n}\n<\/code><\/pre>\n<hr \/>\n<h2>6. \u865a\u65b9\u6cd5\u4e0e\u91cd\u5199<\/h2>\n<h3>\u865a\u65b9\u6cd5\uff08virtual\uff09<\/h3>\n<p>\u7528 <code>virtual<\/code> \u5173\u952e\u5b57\u58f0\u660e\u7684\u65b9\u6cd5\uff0c\u53ef\u4ee5\u5728\u5b50\u7c7b\u4e2d\u88ab\u91cd\u5199\uff1a<\/p>\n<pre><code class=\"language-csharp line-numbers\">public class Shape\n{\n    public virtual void Draw()\n    {\n        Console.WriteLine(\"\u7ed8\u5236\u56fe\u5f62\");\n    }\n}\n<\/code><\/pre>\n<h3>\u91cd\u5199\uff08override\uff09<\/h3>\n<p>\u5b50\u7c7b\u4f7f\u7528 <code>override<\/code> \u91cd\u5199\u7236\u7c7b\u65b9\u6cd5\uff1a<\/p>\n<pre><code class=\"language-csharp line-numbers\">public class Circle : Shape\n{\n    public double Radius { get; set; }\n\n    public override void Draw()\n    {\n        Console.WriteLine(<span class=\"katex math inline\">\"\u7ed8\u5236\u5706\u5f62\uff0c\u534a\u5f84: {Radius}\");\n    }\n}\n\npublic class Rectangle : Shape\n{\n    public double Width { get; set; }\n    public double Height { get; set; }\n\n    public override void Draw()\n    {\n        Console.WriteLine(<\/span>\"\u7ed8\u5236\u77e9\u5f62: {Width}x{Height}\");\n    }\n}\n<\/code><\/pre>\n<h3>\u591a\u6001\u793a\u4f8b<\/h3>\n<pre><code class=\"language-csharp line-numbers\">\/\/ \u7236\u7c7b\u5f15\u7528\u6307\u5411\u5b50\u7c7b\u5bf9\u8c61\nShape s1 = new Circle { Radius = 5 };\nShape s2 = new Rectangle { Width = 4, Height = 3 };\n\ns1.Draw();  \/\/ \u8f93\u51fa: \u7ed8\u5236\u5706\u5f62\uff0c\u534a\u5f84: 5\ns2.Draw();  \/\/ \u8f93\u51fa: \u7ed8\u5236\u77e9\u5f62: 4x3\n\n\/\/ \u653e\u5728\u6570\u7ec4\u4e2d\u7edf\u4e00\u8c03\u7528\nShape[] shapes = { s1, s2 };\nforeach (var shape in shapes)\n{\n    shape.Draw();  \/\/ \u591a\u6001\uff1a\u81ea\u52a8\u8c03\u7528\u5404\u81ea\u7684\u91cd\u5199\u65b9\u6cd5\n}\n<\/code><\/pre>\n<h3>\u5173\u952e\u533a\u522b<\/h3>\n<table>\n<thead>\n<tr>\n<th>\u5173\u952e\u5b57<\/th>\n<th>\u4f5c\u7528<\/th>\n<th>\u4f7f\u7528\u4f4d\u7f6e<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><code>virtual<\/code><\/td>\n<td>\u58f0\u660e\u65b9\u6cd5\u53ef\u88ab\u91cd\u5199<\/td>\n<td>\u7236\u7c7b\u65b9\u6cd5<\/td>\n<\/tr>\n<tr>\n<td><code>override<\/code><\/td>\n<td>\u91cd\u5199\u7236\u7c7b\u65b9\u6cd5<\/td>\n<td>\u5b50\u7c7b\u65b9\u6cd5<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr \/>\n<h2>7. \u62bd\u8c61\u7c7b\u4e0e\u63a5\u53e3<\/h2>\n<h3>\u62bd\u8c61\u7c7b\uff08abstract class\uff09<\/h3>\n<p>\u4e0d\u80fd\u76f4\u63a5\u5b9e\u4f8b\u5316\uff0c\u5fc5\u987b\u88ab\u7ee7\u627f\uff1a<\/p>\n<pre><code class=\"language-csharp line-numbers\">public abstract class Vehicle\n{\n    public string Brand { get; set; }\n\n    \/\/ \u62bd\u8c61\u65b9\u6cd5\uff1a\u6ca1\u6709\u5b9e\u73b0\uff0c\u5fc5\u987b\u88ab\u5b50\u7c7b\u91cd\u5199\n    public abstract void Move();\n\n    \/\/ \u666e\u901a\u65b9\u6cd5\uff1a\u53ef\u4ee5\u6709\u5b9e\u73b0\n    public void Stop()\n    {\n        Console.WriteLine(\"\u8f66\u8f86\u505c\u6b62\");\n    }\n}\n\npublic class Car : Vehicle\n{\n    public override void Move()\n    {\n        Console.WriteLine($\"{Brand}\u6c7d\u8f66\u5728\u516c\u8def\u4e0a\u884c\u9a76\");\n    }\n}\n\n\/\/ \u4f7f\u7528\nVehicle car = new Car();  \/\/ \u53ef\u4ee5\u7528\u7236\u7c7b\u7c7b\u578b\u5f15\u7528\ncar.Brand = \"\u5b9d\u9a6c\";\ncar.Move();  \/\/ \u8c03\u7528\u7684\u662fCar\u7684\u5b9e\u73b0\n<\/code><\/pre>\n<h3>\u63a5\u53e3\uff08interface\uff09<\/h3>\n<p>\u63a5\u53e3\u53ea\u5b9a\u4e49\u5951\u7ea6\uff08\u65b9\u6cd5\u7b7e\u540d\uff09\uff0c\u4e0d\u63d0\u4f9b\u5b9e\u73b0\uff08C# 8.0\u524d\uff09\uff1a<\/p>\n<pre><code class=\"language-csharp line-numbers\">public interface IFlyable\n{\n    \/\/ \u63a5\u53e3\u4e2d\u7684\u5c5e\u6027\n    int MaxAltitude { get; }\n\n    \/\/ \u63a5\u53e3\u4e2d\u7684\u65b9\u6cd5\n    void Fly();\n}\n\npublic interface ISwimmable\n{\n    void Swim();\n}\n\n\/\/ \u7c7b\u53ef\u4ee5\u5b9e\u73b0\u591a\u4e2a\u63a5\u53e3\npublic class Duck : IFlyable, ISwimmable\n{\n    public int MaxAltitude =&gt; 1000;  \/\/ \u5c5e\u6027\u5b9e\u73b0\n\n    public void Fly()\n    {\n        Console.WriteLine(\"\u9e2d\u5b50\u5728\u7a7a\u4e2d\u98de\");\n    }\n\n    public void Swim()\n    {\n        Console.WriteLine(\"\u9e2d\u5b50\u5728\u6c34\u4e2d\u6e38\");\n    }\n}\n<\/code><\/pre>\n<h3>\u62bd\u8c61\u7c7b vs \u63a5\u53e3<\/h3>\n<table>\n<thead>\n<tr>\n<th>\u7279\u6027<\/th>\n<th>\u62bd\u8c61\u7c7b<\/th>\n<th>\u63a5\u53e3<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u5173\u952e\u5b57<\/td>\n<td><code>abstract class<\/code><\/td>\n<td><code>interface<\/code><\/td>\n<\/tr>\n<tr>\n<td>\u591a\u7ee7\u627f<\/td>\n<td>\u4e0d\u652f\u6301<\/td>\n<td>\u652f\u6301\uff08\u7c7b\u53ef\u5b9e\u73b0\u591a\u63a5\u53e3\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u5b57\u6bb5<\/td>\n<td>\u53ef\u4ee5\u6709\u5b9e\u4f8b\u5b57\u6bb5<\/td>\n<td>\u4e0d\u80fd\u6709\u5b9e\u4f8b\u5b57\u6bb5<\/td>\n<\/tr>\n<tr>\n<td>\u65b9\u6cd5\u5b9e\u73b0<\/td>\n<td>\u53ef\u4ee5\u6709<\/td>\n<td>C# 8.0\u524d\u4e0d\u80fd\u6709\u9ed8\u8ba4\u5b9e\u73b0<\/td>\n<\/tr>\n<tr>\n<td>\u6784\u9020\u65b9\u6cd5<\/td>\n<td>\u53ef\u4ee5\u6709<\/td>\n<td>\u4e0d\u80fd\u6709<\/td>\n<\/tr>\n<tr>\n<td>\u8bbf\u95ee\u4fee\u9970\u7b26<\/td>\n<td>\u53ef\u4ee5\u6709\u5404\u79cd\u4fee\u9970\u7b26<\/td>\n<td>\u9ed8\u8ba4public<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>\u4f7f\u7528\u5efa\u8bae<\/h3>\n<pre><code class=\"language-csharp line-numbers\">\/\/ \u5f53\u9700\u8981\u63d0\u4f9b\u5171\u4eab\u5b9e\u73b0\u65f6 \u2192 \u4f7f\u7528\u62bd\u8c61\u7c7b\n\/\/ \u5f53\u9700\u8981\u5b9a\u4e49\u884c\u4e3a\u5951\u7ea6\u65f6 \u2192 \u4f7f\u7528\u63a5\u53e3\n\/\/ \u5f53\u9700\u8981\u591a\u7ee7\u627f\u65f6 \u2192 \u5fc5\u987b\u4f7f\u7528\u63a5\u53e3\n\npublic interface IComparable\n{\n    int CompareTo(object obj);\n}\n\npublic interface IDisposable\n{\n    void Dispose();\n}\n<\/code><\/pre>\n<hr \/>\n<h2>\u5feb\u901f\u53c2\u8003\u8868<\/h2>\n<table>\n<thead>\n<tr>\n<th>\u6982\u5ff5<\/th>\n<th>\u5173\u952e\u5b57<\/th>\n<th>\u7528\u9014<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u8bfb\u53d6\u5c5e\u6027<\/td>\n<td><code>get<\/code><\/td>\n<td>\u83b7\u53d6\u5c5e\u6027\u503c<\/td>\n<\/tr>\n<tr>\n<td>\u5199\u5165\u5c5e\u6027<\/td>\n<td><code>set<\/code><\/td>\n<td>\u8bbe\u7f6e\u5c5e\u6027\u503c<\/td>\n<\/tr>\n<tr>\n<td>\u521d\u59cb\u5316\u5c5e\u6027<\/td>\n<td><code>init<\/code><\/td>\n<td>\u4ec5\u521b\u5efa\u65f6\u53ef\u5199<\/td>\n<\/tr>\n<tr>\n<td>\u81ea\u52a8\u5b9e\u73b0\u5c5e\u6027<\/td>\n<td><code>public T Prop { get; set; }<\/code><\/td>\n<td>\u7f16\u8bd1\u5668\u751f\u6210\u5b57\u6bb5<\/td>\n<\/tr>\n<tr>\n<td>\u6784\u9020\u65b9\u6cd5<\/td>\n<td><code>public ClassName()<\/code><\/td>\n<td>\u521d\u59cb\u5316\u5bf9\u8c61<\/td>\n<\/tr>\n<tr>\n<td>\u7ee7\u627f<\/td>\n<td><code>: ParentClass<\/code><\/td>\n<td>\u5b50\u7c7b\u7ee7\u627f\u7236\u7c7b<\/td>\n<\/tr>\n<tr>\n<td>\u865a\u65b9\u6cd5<\/td>\n<td><code>virtual<\/code><\/td>\n<td>\u5141\u8bb8\u5b50\u7c7b\u91cd\u5199<\/td>\n<\/tr>\n<tr>\n<td>\u91cd\u5199\u65b9\u6cd5<\/td>\n<td><code>override<\/code><\/td>\n<td>\u91cd\u5199\u7236\u7c7b\u65b9\u6cd5<\/td>\n<\/tr>\n<tr>\n<td>\u5bc6\u5c01\u7c7b<\/td>\n<td><code>sealed class<\/code><\/td>\n<td>\u7981\u6b62\u88ab\u7ee7\u627f<\/td>\n<\/tr>\n<tr>\n<td>\u62bd\u8c61\u7c7b<\/td>\n<td><code>abstract class<\/code><\/td>\n<td>\u4e0d\u80fd\u5b9e\u4f8b\u5316<\/td>\n<\/tr>\n<tr>\n<td>\u63a5\u53e3<\/td>\n<td><code>interface<\/code><\/td>\n<td>\u5b9a\u4e49\u884c\u4e3a\u5951\u7ea6<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr \/>\n<blockquote><p>\n  \ud83d\udcda \u7ee7\u7eed\u52a0\u6cb9\uff01\u8fd9\u4e9b\u662fC#\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u7684\u6838\u5fc3\u6982\u5ff5\uff0c\u719f\u7ec3\u638c\u63e1\u540e\u53ef\u4ee5\u7ee7\u7eed\u5b66\u4e60\u591a\u6001\u3001\u6cdb\u578b\u3001\u59d4\u6258\u7b49\u9ad8\u7ea7\u4e3b\u9898\u3002\n<\/p><\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>C# \u6838\u5fc3\u77e5\u8bc6\u70b9\u603b\u7ed3 \u9002\u5408\u521d\u5b66\u8005\u7684C#\u57fa\u7840\u77e5\u8bc6\u6307\u5357 \u76ee\u5f55 \u5c5e\u6027\u4e0e\u8bbf\u95ee\u5668 (get, set, init) \u81ea\u52a8\u5c5e\u6027\u4e0e\u540e\u5907\u5b57\u6bb5 \u6784\u9020 &#8230;<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-121","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/tachyoncat.top\/index.php\/wp-json\/wp\/v2\/posts\/121","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tachyoncat.top\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tachyoncat.top\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tachyoncat.top\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/tachyoncat.top\/index.php\/wp-json\/wp\/v2\/comments?post=121"}],"version-history":[{"count":1,"href":"https:\/\/tachyoncat.top\/index.php\/wp-json\/wp\/v2\/posts\/121\/revisions"}],"predecessor-version":[{"id":122,"href":"https:\/\/tachyoncat.top\/index.php\/wp-json\/wp\/v2\/posts\/121\/revisions\/122"}],"wp:attachment":[{"href":"https:\/\/tachyoncat.top\/index.php\/wp-json\/wp\/v2\/media?parent=121"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tachyoncat.top\/index.php\/wp-json\/wp\/v2\/categories?post=121"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tachyoncat.top\/index.php\/wp-json\/wp\/v2\/tags?post=121"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}