{"id":3468,"date":"2025-04-06T23:18:20","date_gmt":"2025-04-06T15:18:20","guid":{"rendered":"https:\/\/www.laixuexila.com\/?p=3468"},"modified":"2025-04-06T23:18:20","modified_gmt":"2025-04-06T15:18:20","slug":"c-%e7%a8%8b%e5%ba%8f%e7%bb%93%e6%9e%84%e8%af%a6%e8%a7%a3%ef%bc%88c-program-structure%ef%bc%89","status":"publish","type":"post","link":"https:\/\/www.laixuexila.com\/index.php\/2025\/04\/06\/c-%e7%a8%8b%e5%ba%8f%e7%bb%93%e6%9e%84%e8%af%a6%e8%a7%a3%ef%bc%88c-program-structure%ef%bc%89\/","title":{"rendered":"C# \u7a0b\u5e8f\u7ed3\u6784\u8be6\u89e3\uff08C# Program Structure\uff09"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\u76ee\u5f55\u7d22\u5f15<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u4ec0\u4e48\u662f C# \u7a0b\u5e8f\u7ed3\u6784\uff1f<\/li>\n\n\n\n<li>\u6700\u5c0f\u53ef\u8fd0\u884c\u7684 C# \u7a0b\u5e8f\u7ed3\u6784\u793a\u4f8b<\/li>\n\n\n\n<li>C# \u7a0b\u5e8f\u5404\u7ec4\u6210\u90e8\u5206\u8be6\u89e3<\/li>\n\n\n\n<li>\u4f7f\u7528\u7c7b\u548c\u547d\u540d\u7a7a\u95f4\u7684\u5178\u578b\u7ed3\u6784<\/li>\n\n\n\n<li>\u6587\u4ef6\u7ed3\u6784\u4e0e\u547d\u540d\u89c4\u8303<\/li>\n\n\n\n<li>\u4e3b\u65b9\u6cd5\uff08Main\uff09\u7ed3\u6784\u4e0e\u53c2\u6570<\/li>\n\n\n\n<li>C# 9\/10+ \u9876\u5c42\u8bed\u53e5\uff08Top-Level Statements\uff09<\/li>\n\n\n\n<li>\u9879\u76ee\u7ed3\u6784\uff08.NET SDK \u9879\u76ee\uff09<\/li>\n\n\n\n<li>\u6743\u5a01\u8d44\u6e90\u4e0e\u6269\u5c55\u9605\u8bfb<\/li>\n<\/ol>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">1.  \u4ec0\u4e48\u662f C# \u7a0b\u5e8f\u7ed3\u6784\uff1f<\/h2>\n\n\n\n<p>C# \u662f\u4e00\u79cd<strong>\u9762\u5411\u5bf9\u8c61\u7684\u8bed\u8a00<\/strong>\uff0c\u6bcf\u4e2a C# \u7a0b\u5e8f\u90fd\u662f\u56f4\u7ed5\u7c7b\uff08class\uff09\u548c\u65b9\u6cd5\uff08method\uff09\u7ec4\u7ec7\u7684\uff0c\u5165\u53e3\u70b9\u4e3a <code>Main<\/code> \u65b9\u6cd5\uff0c\u6574\u4e2a\u7ed3\u6784\u6e05\u6670\u3001\u6a21\u5757\u5316\uff0c\u4f9d\u8d56 .NET \u7684\u7c7b\u578b\u7cfb\u7edf\u548c\u8fd0\u884c\u65f6\u6267\u884c\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">2.  \u6700\u5c0f\u53ef\u8fd0\u884c C# \u7a0b\u5e8f\u7ed3\u6784\uff08\u7ecf\u5178\u98ce\u683c\uff09<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>using System;\n\nnamespace HelloWorldApp\n{\n    class Program\n    {\n        static void Main(string&#91;] args)\n        {\n            Console.WriteLine(\"Hello, World!\");\n        }\n    }\n}<\/code><\/pre>\n\n\n\n<p>\ud83d\udd0d \u8bf4\u660e\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>using System;<\/code>\uff1a\u5f15\u5165\u547d\u540d\u7a7a\u95f4\uff0c\u5305\u542b <code>Console<\/code> \u7c7b<\/li>\n\n\n\n<li><code>namespace HelloWorldApp<\/code>\uff1a\u5b9a\u4e49\u7a0b\u5e8f\u7684\u547d\u540d\u7a7a\u95f4<\/li>\n\n\n\n<li><code>class Program<\/code>\uff1a\u5b9a\u4e49\u4e3b\u7c7b<\/li>\n\n\n\n<li><code>Main<\/code>\uff1a\u7a0b\u5e8f\u7684\u4e3b\u5165\u53e3\u65b9\u6cd5<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">3.  C# \u7a0b\u5e8f\u5404\u7ec4\u6210\u90e8\u5206\u8be6\u89e3<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u7ec4\u6210\u90e8\u5206<\/th><th>\u63cf\u8ff0<\/th><\/tr><\/thead><tbody><tr><td><code>using<\/code> \u6307\u4ee4<\/td><td>\u5f15\u5165\u5916\u90e8\u547d\u540d\u7a7a\u95f4\uff0c\u5982 <code>System<\/code>, <code>System.Collections.Generic<\/code> \u7b49<\/td><\/tr><tr><td>\u547d\u540d\u7a7a\u95f4\uff08namespace\uff09<\/td><td>\u903b\u8f91\u5206\u7ec4\uff0c\u907f\u514d\u547d\u540d\u51b2\u7a81<\/td><\/tr><tr><td>\u7c7b\uff08class\uff09<\/td><td>C# \u7684\u57fa\u672c\u6784\u9020\u5757\uff0c\u5c01\u88c5\u5c5e\u6027\u3001\u65b9\u6cd5\u3001\u4e8b\u4ef6\u7b49<\/td><\/tr><tr><td>\u65b9\u6cd5\uff08method\uff09<\/td><td>\u7c7b\u4e2d\u5b9a\u4e49\u7684\u53ef\u6267\u884c\u4ee3\u7801\u5757<\/td><\/tr><tr><td>\u4e3b\u65b9\u6cd5\uff08Main\uff09<\/td><td>\u7a0b\u5e8f\u5165\u53e3\u70b9<\/td><\/tr><tr><td>\u6ce8\u91ca<\/td><td>\u5355\u884c\uff1a<code>\/\/<\/code>\uff0c\u591a\u884c\uff1a<code>\/* ... *\/<\/code>\uff0c\u6587\u6863\u6ce8\u91ca\uff1a<code>\/\/\/<\/code><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">4.  \u4f7f\u7528\u7c7b\u548c\u547d\u540d\u7a7a\u95f4\u7684\u5178\u578b\u7ed3\u6784<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>using System;\n\nnamespace Company.Product.Module\n{\n    public class Greeter\n    {\n        public void SayHello(string name)\n        {\n            Console.WriteLine($\"Hello, {name}!\");\n        }\n    }\n\n    class Program\n    {\n        static void Main(string&#91;] args)\n        {\n            Greeter greeter = new Greeter();\n            greeter.SayHello(\"Alice\");\n        }\n    }\n}<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">5.  \u6587\u4ef6\u7ed3\u6784\u4e0e\u547d\u540d\u89c4\u8303\uff08\u5efa\u8bae\uff09<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u9879\u76ee\u7ed3\u6784\u5efa\u8bae<\/th><th>\u793a\u4f8b<\/th><\/tr><\/thead><tbody><tr><td>\u6bcf\u4e2a\u7c7b\u4e00\u4e2a\u6587\u4ef6<\/td><td><code>Greeter.cs<\/code>, <code>Program.cs<\/code><\/td><\/tr><tr><td>\u547d\u540d\u7a7a\u95f4\u5e94\u5bf9\u5e94\u6587\u4ef6\u5939\u8def\u5f84<\/td><td><code>Company\/Product\/Module\/Greeter.cs<\/code><\/td><\/tr><tr><td>\u7c7b\u540d\u4f7f\u7528 PascalCase<\/td><td><code>Greeter<\/code><\/td><\/tr><tr><td>\u65b9\u6cd5\u540d\u4f7f\u7528 PascalCase<\/td><td><code>SayHello()<\/code><\/td><\/tr><tr><td>\u53c2\u6570\u540d\u4f7f\u7528 camelCase<\/td><td><code>string name<\/code><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\ud83d\udcd8 \u4ee3\u7801\u98ce\u683c\u5b98\u65b9\u89c4\u8303\uff1a<br>\ud83d\udc49 <a href=\"https:\/\/learn.microsoft.com\/en-us\/dotnet\/csharp\/fundamentals\/coding-style\/coding-conventions\">C# Coding Conventions &#8211; Microsoft<\/a><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">6.  \u4e3b\u65b9\u6cd5\uff08Main\uff09\u7ed3\u6784\u4e0e\u53c2\u6570\u683c\u5f0f<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>static void Main()                    \/\/ \u65e0\u53c2\u6570\nstatic void Main(string&#91;] args)      \/\/ \u6709\u53c2\u6570\uff08\u63a8\u8350\uff09\nstatic int Main()                    \/\/ \u8fd4\u56de\u503c\uff08\u7528\u4e8e exit code\uff09\nstatic int Main(string&#91;] args)       \/\/ \u6709\u53c2\u6570 + \u8fd4\u56de\u503c<\/code><\/pre>\n\n\n\n<p>\u547d\u4ee4\u884c\u53c2\u6570\u4f1a\u4f20\u9012\u5230 <code>args<\/code> \u6570\u7ec4\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">7.  C# 9+ \u9876\u5c42\u8bed\u53e5\uff08Top-Level Statements\uff09<\/h2>\n\n\n\n<p>\u81ea C# 9 \u8d77\uff0c\u53ef\u7701\u7565\u7c7b\u548c Main \u65b9\u6cd5\u7684\u5199\u6cd5\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Console.WriteLine(\"Hello, World!\");<\/code><\/pre>\n\n\n\n<p>\u7b49\u4ef7\u4e8e\u5b8c\u6574\u7ed3\u6784\u3002\u9002\u5408\u7b80\u5355\u63a7\u5236\u53f0\u7a0b\u5e8f\u3001\u5c0f\u811a\u672c\uff0c\u9ed8\u8ba4\u7c7b\u4e3a <code>Program<\/code>\uff0c\u4e3b\u65b9\u6cd5\u81ea\u52a8\u751f\u6210\u3002<\/p>\n\n\n\n<p>\ud83d\udcd8 \u5b98\u65b9\u8bf4\u660e\uff1a<br>\ud83d\udc49 <a href=\"https:\/\/learn.microsoft.com\/en-us\/dotnet\/csharp\/fundamentals\/program-structure\/top-level-statements\">Top-level statements &#8211; Microsoft Docs<\/a><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">8.  .NET SDK \u9879\u76ee\u7ed3\u6784\uff08.csproj\uff09<\/h2>\n\n\n\n<p>\u5178\u578b\u9879\u76ee\u6587\u4ef6 <code>HelloWorld.csproj<\/code>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;Project Sdk=\"Microsoft.NET.Sdk\"&gt;\n\n  &lt;PropertyGroup&gt;\n    &lt;OutputType&gt;Exe&lt;\/OutputType&gt;\n    &lt;TargetFramework&gt;net8.0&lt;\/TargetFramework&gt;\n  &lt;\/PropertyGroup&gt;\n\n&lt;\/Project&gt;<\/code><\/pre>\n\n\n\n<p>\u4f60\u53ef\u4ee5\u7528\u4ee5\u4e0b\u547d\u4ee4\u751f\u6210\u9879\u76ee\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>dotnet new console -n HelloWorld\ncd HelloWorld\ndotnet run<\/code><\/pre>\n\n\n\n<p>\u7ed3\u6784\u5305\u62ec\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>Program.cs<\/code><\/li>\n\n\n\n<li><code>HelloWorld.csproj<\/code><\/li>\n\n\n\n<li>\u53ef\u9009\u914d\u7f6e\u6587\u4ef6 <code>.editorconfig<\/code>, <code>launch.json<\/code>\uff08\u8c03\u8bd5\uff09\u7b49<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">9.  \u6743\u5a01\u8d44\u6e90\u4e0e\u5b66\u4e60\u94fe\u63a5<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u5185\u5bb9<\/th><th>\u94fe\u63a5<\/th><\/tr><\/thead><tbody><tr><td>C# \u7a0b\u5e8f\u7ed3\u6784\u5b98\u65b9\u6587\u6863<\/td><td>https:\/\/learn.microsoft.com\/en-us\/dotnet\/csharp\/fundamentals\/program-structure\/<\/td><\/tr><tr><td>\u9876\u5c42\u8bed\u53e5<\/td><td>https:\/\/learn.microsoft.com\/en-us\/dotnet\/csharp\/fundamentals\/program-structure\/top-level-statements<\/td><\/tr><tr><td>C# \u7f16\u7801\u89c4\u8303<\/td><td>https:\/\/learn.microsoft.com\/en-us\/dotnet\/csharp\/fundamentals\/coding-style\/coding-conventions<\/td><\/tr><tr><td>\u9879\u76ee\u6587\u4ef6\u683c\u5f0f <code>.csproj<\/code><\/td><td>https:\/\/learn.microsoft.com\/en-us\/dotnet\/core\/project-sdk\/overview<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u5c0f\u7ed3<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u5143\u7d20<\/th><th>\u8bf4\u660e<\/th><\/tr><\/thead><tbody><tr><td>\u5fc5\u987b\u7ed3\u6784<\/td><td><code>Main<\/code> \u65b9\u6cd5\u662f\u7a0b\u5e8f\u7684\u5165\u53e3<\/td><\/tr><tr><td>\u63a8\u8350\u7ed3\u6784<\/td><td>\u4f7f\u7528\u547d\u540d\u7a7a\u95f4\u548c\u7c7b\u7ec4\u7ec7\u4ee3\u7801<\/td><\/tr><tr><td>\u73b0\u4ee3\u98ce\u683c<\/td><td>\u4f7f\u7528\u9876\u5c42\u8bed\u53e5\uff08C# 9 \u8d77\uff09\u53ef\u7b80\u5316\u7ed3\u6784<\/td><\/tr><tr><td>\u9879\u76ee\u7ec4\u7ec7<\/td><td>\u4f7f\u7528 SDK \u98ce\u683c\u9879\u76ee\uff0c\u914d\u5408 CLI<\/td><\/tr><\/tbody><\/table><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>\u76ee\u5f55\u7d22\u5f15 1. \u4ec0\u4e48\u662f C# \u7a0b\u5e8f\u7ed3\u6784\uff1f C# \u662f\u4e00\u79cd\u9762\u5411\u5bf9\u8c61\u7684\u8bed\u8a00\uff0c\u6bcf\u4e2a C# \u7a0b\u5e8f\u90fd\u662f\u56f4\u7ed5\u7c7b\uff08class\uff09 [&hellip;]<\/p>\n","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-3468","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/3468","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/comments?post=3468"}],"version-history":[{"count":1,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/3468\/revisions"}],"predecessor-version":[{"id":3469,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/3468\/revisions\/3469"}],"wp:attachment":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/media?parent=3468"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/categories?post=3468"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/tags?post=3468"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}