{"id":2041,"date":"2026-07-28T06:22:49","date_gmt":"2026-07-28T06:22:49","guid":{"rendered":"https:\/\/www.vpascode.com\/tw\/docs\/uncategorized\/csharp-visualizer-guide\/"},"modified":"2026-07-28T06:22:49","modified_gmt":"2026-07-28T06:22:49","slug":"csharp-visualizer-guide","status":"publish","type":"ld_docs","link":"https:\/\/www.vpascode.com\/tw\/docs\/vpascode-docs\/csharp-visualizer-guide\/","title":{"rendered":"C#"},"content":{"rendered":"<p>\u5728\u4f7f\u7528 C# \u67b6\u69cb\u4f01\u696d\u61c9\u7528\u7a0b\u5f0f\u3001ASP.NET Core Web \u670d\u52d9\u6216 Unity \u904a\u6232\u7cfb\u7d71\u6642\uff0c\u95b1\u8b80\u5bc6\u96c6\u7684\u985e\u5225\u6a94\u6848\u548c\u5be6\u9ad4\u6846\u67b6\u53ef\u80fd\u6703\u8b93\u61c9\u7528\u7a0b\u5f0f\u7d50\u69cb\u7684\u53ef\u8996\u5316\u8b8a\u5f97\u56f0\u96e3\u3002<strong>C# \u53ef\u8996\u5316\u5de5\u5177<\/strong>\u5c07 C# \u985e\u5225\u5b9a\u7fa9\u3001\u4ecb\u9762\u3001\u8a18\u9304\u985e\u578b\u548c\u7e7c\u627f\u5c64\u6b21\u7d50\u69cb\u8f49\u63db\u70ba\u6e05\u6670\u3001\u4e92\u52d5\u5f0f\u7684\u985e\u5225\u5716\u8868\u3002\u900f\u904e\u89e3\u6790\u5c6c\u6027\u3001\u5b58\u53d6\u4fee\u98fe\u8a5e\u3001\u4ecb\u9762\u5408\u7d04\u548c\u985e\u5225\u7e7c\u627f\uff0c.NET \u958b\u767c\u4eba\u54e1\u8207\u8edf\u9ad4\u67b6\u69cb\u5e2b\u53ef\u4ee5\u4e00\u76ee\u4e86\u7136\u5730\u8996\u89ba\u5316\u6aa2\u8996\u9818\u57df\u6a21\u578b\u8207\u8edf\u9ad4\u8a2d\u8a08\u3002<\/p>\n<h2>C# \u53ef\u8996\u5316\u7684\u904b\u4f5c\u6a5f\u5236<\/h2>\n<p>\u5728 VPasCode \u4e2d\uff0cC# \u6e32\u67d3\u6703\u81ea\u52d5\u89e3\u6790<code>class<\/code>, <code>interface<\/code>\uff0c\u4ee5\u53ca<code>record<\/code>\u5ba3\u544a\u3001\u5c6c\u6027\u5b58\u53d6\u5668\uff08<code>{ get; set; }<\/code>\uff09\uff0c\u4ee5\u53ca\u7e7c\u627f\u95dc\u4fc2\uff0c\u8f49\u63db\u70ba\u7d50\u69cb\u5316\u7684 UML \u98a8\u683c\u5716\u8868\u3002\u985e\u5225\u4ee5\u4e3b\u8981\u5be6\u9ad4\u65b9\u584a\u5448\u73fe\uff0c\u53ef\u898b\u6027\u5c64\u7d1a\u5728\u5c6c\u6027\u548c\u65b9\u6cd5\u4e0a\u6e05\u6670\u986f\u793a\uff0c\u7e7c\u627f\uff08<code>: BaseClass, IInterface<\/code>\uff09\u6703\u81ea\u52d5\u5728\u8996\u89ba\u7bc0\u9ede\u4e4b\u9593\u7522\u751f\u95dc\u4fc2\u9023\u63a5\u5668\u3002<\/p>\n<h3>1. \u57fa\u672c\u8a2d\u5b9a<\/h3>\n<p>\u8981\u8996\u89ba\u5316\u6a19\u6e96\u7684 C# \u9818\u57df\u6a21\u578b\uff0c\u8acb\u5b9a\u7fa9\u4ecb\u9762\u3001\u62bd\u8c61\u57fa\u985e\u548c\u5177\u9ad4\u884d\u751f\u985e\u5225\u3002\u6838\u5fc3\u9818\u57df\u6a21\u578b\u5982\u4f7f\u7528\u8005\u8eab\u5206\u8b58\u5225\u7cfb\u7d71\uff0c\u80fd\u5c55\u73fe\u57fa\u672c\u7684\u985e\u5225\u95dc\u4fc2\u8207\u4ecb\u9762\u5be6\u4f5c\uff1a<\/p>\n<div class=\"vpascode-viewer-container vpascode-fancy-active\">\n<div class=\"vpascode-header\">\n<span class=\"vpascode-lang-label\">C#<\/span><br \/>\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/editor\/#csharp: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\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 8px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>\u5728 VPasCode \u4e2d\u7de8\u8f2f C#<\/span><br \/>\n<\/a>\n<\/div>\n<div class=\"vpascode-code-wrapper\">\n            <div class=\"vpascode-viewer-container vpascode-fancy-active\">\r\n                                <div class=\"vpascode-header\">\r\n                    <span class=\"vpascode-lang-label\">C#<\/span>\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#csharp: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\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 8px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit C# in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n                                <div class=\"vpascode-code-wrapper\">\r\n                    <pre class=\"lang-csharp\"><code class=\"language-csharp\" data-language=\"csharp\" class=\"language-csharp\">namespace AccountSystem;\r\n\r\n\/\/ \u5b9a\u7fa9\u4f7f\u7528\u8005\u9a57\u8b49\u529f\u80fd\u7684\u4ecb\u9762\r\npublic interface IAuthenticatable\r\n{\r\n    bool Authenticate(string password);\r\n}\r\n\r\n\/\/ \u7528\u65bc\u5e33\u6236\u7ba1\u7406\u7684\u62bd\u8c61\u57fa\u985e\r\npublic abstract class Account : IAuthenticatable\r\n{\r\n    public string Id { get; init; }\r\n    public string Email { get; set; }\r\n    protected bool IsActive { get; set; } = true;\r\n\r\n    protected Account(string id, string email)\r\n    {\r\n        Id = id;\r\n        Email = email;\r\n    }\r\n\r\n    public abstract void DisplayAccountInfo();\r\n\r\n    public bool Authenticate(string password)\r\n    {\r\n        \/\/ \u9810\u8a2d\u9a57\u8b49\u6aa2\u67e5\r\n        return IsActive &amp;&amp; !string.IsNullOrEmpty(password);\r\n    }\r\n}\r\n\r\n\/\/ \u5177\u9ad4\u7684\u4f7f\u7528\u8005\u5e33\u6236\u985e\u5225\r\npublic class UserAccount : Account\r\n{\r\n    public string Username { get; set; }\r\n    public List Roles { get; } = new();\r\n\r\n    public UserAccount(string id, string email, string username) \r\n        : base(id, email)\r\n    {\r\n        Username = username;\r\n    }\r\n\r\n    public override void DisplayAccountInfo()\r\n    {\r\n        Console.WriteLine($\"\u4f7f\u7528\u8005: {Username} ({Email})\");\r\n    }\r\n}<\/code><\/pre>                <\/div>\r\n                <div class=\"vpascode-actions\">\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#csharp: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\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 6px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit C# in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n            <\/div>\r\n            \n<\/p><\/div>\n<div class=\"vpascode-actions\">\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/editor\/#csharp: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\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 6px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>\u5728 VPasCode \u4e2d\u7de8\u8f2f C#<\/span><br \/>\n<\/a>\n<\/div>\n<\/div>\n<p id=\"qKHimHX\"><img fetchpriority=\"high\" alt=\"\" class=\"alignnone wp-image-1503 size-full\" decoding=\"async\" fetchpriority=\"high\" height=\"1484\" sizes=\"(max-width: 840px) 100vw, 840px\" src=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a684bff1bbae-e1785224804568.png\" srcset=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a684bff1bbae-e1785224804568.png 840w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a684bff1bbae-e1785224804568-170x300.png 170w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a684bff1bbae-e1785224804568-580x1024.png 580w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a684bff1bbae-e1785224804568-768x1357.png 768w\" width=\"840\"\/><\/p>\n<p>\u00a0<\/p>\n<h2>\u9032\u968e\u7d50\u69cb\u6280\u8853<\/h2>\n<p>C# \u53ef\u8996\u5316\u5728\u7e6a\u88fd\u73fe\u4ee3\u4e0d\u53ef\u8b8a\u8cc7\u6599\u6a21\u578b\uff08C# \u8a18\u9304\uff09\u3001\u4f9d\u8cf4\u6027\u63d2\u5165\u5408\u7d04\u4ee5\u53ca ASP.NET Core \u670d\u52d9\u5c64\u9762\u65b9\u9762\u8868\u73fe\u51fa\u8272\u3002<\/p>\n<h3>1. \u4e0d\u53ef\u8b8a\u8a18\u9304\u8207\u670d\u52d9\u5c64\u6a21\u578b<\/h3>\n<p>\u900f\u904e\u7d50\u5408\u7528\u65bc\u8cc7\u6599\u50b3\u8f38\u7684\u4f4d\u7f6e\u5f0f C# \u8a18\u9304\u8207\u4ecb\u9762\u9a45\u52d5\u7684\u670d\u52d9\u5408\u7d04\uff0cVPasCode \u5c07\u73fe\u4ee3 .NET API \u8f49\u63db\u70ba\u6e05\u6670\u3001\u7d50\u69cb\u5316\u7684\u5716\u8868\u7db2\u8def\uff1a<\/p>\n<div class=\"vpascode-viewer-container vpascode-fancy-active\">\n<div class=\"vpascode-header\">\n<span class=\"vpascode-lang-label\">C#<\/span><br \/>\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/editor\/#csharp:eNqVkktLw0AUhfeB\/IdL3VgIFtzVJ1pFslCEKi5lOnMrQ+fFnUklSP+7M2lC+rBIZ5PM5J5zvpzEMI3eMY7wOLFaI3G8zLM8G42g1LoKbKYQJidAyC2JeHGEHk1gQVoDc0vgyIqKB3CsVpYJn2euminJO8nr+vlDsKc+kDRfUIoC2tuXGF+AQC41U3FU8ridWaugNNNg+WLY0LSO0gSkeYItW9cp0jJq8uwnzyCuN+YXV33i7Q08YWj393Up7nxteMchRXLvZPDuBAvYMOyM9YQGv5uBJFxtkHHFvIdtKLg4iOlILmNWrIgJa1Td1fHJrTHIU7fT5qR5+0axztn26wh3VcO1pg1La88YruGPrDS62olkqYuji90jIAwVmVTg5h+Ruh18SEKFsb9nW3kcFHA+PhuPdQGBKhz+i3XchzsElrL6qNUv5UEBww==\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 8px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>\u5728 VPasCode \u4e2d\u7de8\u8f2f C#<\/span><br \/>\n<\/a>\n<\/div>\n<div class=\"vpascode-code-wrapper\">\n            <div class=\"vpascode-viewer-container vpascode-fancy-active\">\r\n                                <div class=\"vpascode-header\">\r\n                    <span class=\"vpascode-lang-label\">C#<\/span>\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#csharp:eNqVkk1LwzAcxu+Ffoc\/8+KgOPA2X9EpsosI07NkaZSwNilpOhmygzIQRBFxDN1JPe2khx0cuI\/j1u5b2HQte3PIcmrK\/3meX56EIZu4DsIE9nPctonAZF3XdC2TAb\/e6je6fv2993QVtG\/6jZfedTvodvxm7adz33v4DD5uIbcEQet5cFfTNccrWhSDIJgLE44ENz0s9yRfdqWg7BzypgHx52GYaoBJMLWRFY5SHG6LnFuQZwXJcSkdQcSOlEkizhRjPnYtEFEONbp2qWsQrmPkljZGidtbcEBkvN+t5M0dt8JwwkFN5Z7I4MQxkSQRw9TYiJCRi2hACatjZNhCrguTULA2F9MRtBxmhRUhkzOrktRxijljBEvKw9OrP9HpI8UwZ9IvIZxWpYeaOEytGWPYhD+y1Gh1KhKpLhYudoZAEOkJpgocfxGq25Rfe\/O\/mv3vx0H3NWXAanYlm7UNkMIj6X+hFru2eVgqaxRV\/QWeqQ6A\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 8px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit C# in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n                                <div class=\"vpascode-code-wrapper\">\r\n                    <pre class=\"lang-csharp\"><code class=\"language-csharp\" data-language=\"csharp\" class=\"language-csharp\">namespace ECommerce;\r\n\r\n\/\/ \u7528\u65bc\u7522\u54c1\u8cc7\u6599\u50b3\u8f38\u7684\u4e0d\u53ef\u8b8a C# \u8a18\u9304\r\npublic record ProductDto(string Id, string Name, decimal Price, bool InStock);\r\n\r\npublic interface IProductService\r\n{\r\n    Task&lt;ProductDto?&gt; GetProductByIdAsync(string id);\r\n    Task UpdatePriceAsync(string id, decimal newPrice);\r\n}\r\n\r\npublic class ProductService : IProductService\r\n{\r\n    private readonly string _connectionString;\r\n\r\n    public ProductService(string connectionString)\r\n    {\r\n        _connectionString = connectionString;\r\n    }\r\n\r\n    public async Task&lt;ProductDto?&gt; GetProductByIdAsync(string id)\r\n    {\r\n        return new ProductDto(id, \"\u7121\u7dda\u6ed1\u9f20\", 29.99m, true);\r\n    }\r\n\r\n    public async Task UpdatePriceAsync(string id, decimal newPrice)\r\n    {\r\n        return true;\r\n    }\r\n}<\/code><\/pre>                <\/div>\r\n                <div class=\"vpascode-actions\">\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#csharp:eNqVkk1LwzAcxu+Ffoc\/8+KgOPA2X9EpsosI07NkaZSwNilpOhmygzIQRBFxDN1JPe2khx0cuI\/j1u5b2HQte3PIcmrK\/3meX56EIZu4DsIE9nPctonAZF3XdC2TAb\/e6je6fv2993QVtG\/6jZfedTvodvxm7adz33v4DD5uIbcEQet5cFfTNccrWhSDIJgLE44ENz0s9yRfdqWg7BzypgHx52GYaoBJMLWRFY5SHG6LnFuQZwXJcSkdQcSOlEkizhRjPnYtEFEONbp2qWsQrmPkljZGidtbcEBkvN+t5M0dt8JwwkFN5Z7I4MQxkSQRw9TYiJCRi2hACatjZNhCrguTULA2F9MRtBxmhRUhkzOrktRxijljBEvKw9OrP9HpI8UwZ9IvIZxWpYeaOEytGWPYhD+y1Gh1KhKpLhYudoZAEOkJpgocfxGq25Rfe\/O\/mv3vx0H3NWXAanYlm7UNkMIj6X+hFru2eVgqaxRV\/QWeqQ6A\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 6px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit C# in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n            <\/div>\r\n            \n<\/p><\/div>\n<div class=\"vpascode-actions\">\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/editor\/#csharp:eNqVkktLw0AUhfeB\/IdL3VgIFtzVJ1pFslCEKi5lOnMrQ+fFnUklSP+7M2lC+rBIZ5PM5J5zvpzEMI3eMY7wOLFaI3G8zLM8G42g1LoKbKYQJidAyC2JeHGEHk1gQVoDc0vgyIqKB3CsVpYJn2euminJO8nr+vlDsKc+kDRfUIoC2tuXGF+AQC41U3FU8ridWaugNNNg+WLY0LSO0gSkeYItW9cp0jJq8uwnzyCuN+YXV33i7Q08YWj393Up7nxteMchRXLvZPDuBAvYMOyM9YQGv5uBJFxtkHHFvIdtKLg4iOlILmNWrIgJa1Td1fHJrTHIU7fT5qR5+0axztn26wh3VcO1pg1La88YruGPrDS62olkqYuji90jIAwVmVTg5h+Ruh18SEKFsb9nW3kcFHA+PhuPdQGBKhz+i3XchzsElrL6qNUv5UEBww==\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 6px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>\u5728 VPasCode \u4e2d\u7de8\u8f2f C#<\/span><br \/>\n<\/a>\n<\/div>\n<\/div>\n<p id=\"ijzFrMu\"><img alt=\"\" class=\"alignnone size-full wp-image-1504\" decoding=\"async\" height=\"1484\" sizes=\"(max-width: 1954px) 100vw, 1954px\" src=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a684c0dc2521.png\" srcset=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a684c0dc2521.png 1954w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a684c0dc2521-300x228.png 300w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a684c0dc2521-1024x778.png 1024w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a684c0dc2521-768x583.png 768w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a684c0dc2521-1536x1167.png 1536w\" width=\"1954\"\/><\/p>\n<p>\u00a0<\/p>\n<h2>\u7d50\u69cb\u5316 Entity Framework \u8cc7\u6599\u6a21\u578b\u8207\u5132\u5b58\u5eab<\/h2>\n<p>\u53ef\u8996\u5316 Entity Framework Core DbContext \u7684\u5be6\u9ad4\u3001\u5c0e\u822a\u5c6c\u6027\u8207\u5132\u5b58\u5eab\u6a21\u5f0f\uff0c\u6709\u52a9\u65bc\u5f8c\u7aef\u5718\u968a\u5be9\u67e5\u8cc7\u6599\u5eab\u5c0d\u61c9\u5408\u7d04\u8207\u9818\u57df\u908a\u754c\u3002<\/p>\n<h3>1. Entity Framework Core \u8a02\u55ae\u7ba1\u7406\u9818\u57df<\/h3>\n<p>\u5c07\u8cc7\u6599\u5eab\u5be6\u9ad4\u3001\u5c0e\u822a\u96c6\u5408\u5c6c\u6027\u8207\u5132\u5b58\u5eab\u62bd\u8c61\u6574\u5408\uff0c\u4ee5\u660e\u78ba\u5283\u5206\u8cc7\u6599\u6d41\u908a\u754c\uff1a<\/p>\n<div class=\"vpascode-viewer-container vpascode-fancy-active\">\n<div class=\"vpascode-header\">\n<span class=\"vpascode-lang-label\">C#<\/span><br \/>\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/editor\/#csharp:eNqdkctOwzAQRfeR8g\/Drt3wAYSHQnkoEgIJ+QeMPRQLPyLPRJUV9d9xQmgJVF3UC8vWPde+vvbSIbVSIdxJlrVSSFSVRVm03Zs1CpSVRLDqiIPDWBZ9WUAek2o877RGQw9r5ApomLYzkDgav4aHztrnfOOchKtJP793Ladq5mxWwVpUbIKHl6gxEvS\/jB438GSIF8ts2\/4LPjoOpR6Fo5FzHyhMzjqiw+4IrFEZJy2IwNLWLnT5igP0aeX9QPvFrIHc6dmfx+ejMb4Pv9q8YhvIcIgJNh8YEQRcfJezq0VI+rwUN9fwiHybGl1T8moxxDN6We0ZqPWkCUDPhtNY+hf6FLZ\/\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 8px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>\u5728 VPasCode \u4e2d\u7de8\u8f2f C#<\/span><br \/>\n<\/a>\n<\/div>\n<div class=\"vpascode-code-wrapper\">\n            <div class=\"vpascode-viewer-container vpascode-fancy-active\">\r\n                                <div class=\"vpascode-header\">\r\n                    <span class=\"vpascode-lang-label\">C#<\/span>\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#csharp:eNqdkdFOgzAUhu9JeIfj3XbjAwhicE5DYjQxfYHaHmez0pKeQxay7N0tiFuQZRfrBYX8X8\/p+XCyRmqkQniSLEulkChLkzRp2k9rFCgriWDVEvsaQ5rs0wTiGlPj+JhVGvawQc6A+sdhAhIH4zbw3Fr7FjtOSbgf89t13XCXTU5WK28tKjbe5e9BYyhg2GhWw+EOXg3xiC2WsdBhNsoQnptjCC4OEQ2hMPH2A9p\/XYA1KlNLC8KztGXt29jiDH2dzj\/o9DKTEU3f\/BMQy2P46v919YGNJ8M+dLkoYPeNAUHA3a+jox0haZuLhwJekB+7SpfUObXob2n0MjsxUOoxE4CODXeD+x9sdb75\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 8px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit C# in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n                                <div class=\"vpascode-code-wrapper\">\r\n                    <pre class=\"lang-csharp\"><code class=\"language-csharp\" data-language=\"csharp\" class=\"language-csharp\">namespace DataAccess;\r\n\r\npublic class Customer\r\n{\r\n    public int CustomerId { get; set; }\r\n    public string FullName { get; set; } = string.Empty;\r\n    public ICollection&lt;Order&gt; Orders { get; set; } = new List&lt;Order&gt;();\r\n}\r\n\r\npublic class Order\r\n{\r\n    public int OrderId { get; set; }\r\n    public DateTime OrderDate { get; set; }\r\n    public decimal TotalAmount { get; set; }\r\n    \r\n    public int CustomerId { get; set; }\r\n    public Customer Customer { get; set; } = null!;\r\n}\r\n\r\npublic interface IRepository&lt;T&gt; where T : class\r\n{\r\n    Task&lt;T?&gt; GetByIdAsync(int id);\r\n    Task AddAsync(T entity);\r\n}<\/code><\/pre>                <\/div>\r\n                <div class=\"vpascode-actions\">\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#csharp:eNqdkdFOgzAUhu9JeIfj3XbjAwhicE5DYjQxfYHaHmez0pKeQxay7N0tiFuQZRfrBYX8X8\/p+XCyRmqkQniSLEulkChLkzRp2k9rFCgriWDVEvsaQ5rs0wTiGlPj+JhVGvawQc6A+sdhAhIH4zbw3Fr7FjtOSbgf89t13XCXTU5WK28tKjbe5e9BYyhg2GhWw+EOXg3xiC2WsdBhNsoQnptjCC4OEQ2hMPH2A9p\/XYA1KlNLC8KztGXt29jiDH2dzj\/o9DKTEU3f\/BMQy2P46v919YGNJ8M+dLkoYPeNAUHA3a+jox0haZuLhwJekB+7SpfUObXob2n0MjsxUOoxE4CODXeD+x9sdb75\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 6px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit C# in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n            <\/div>\r\n            \n<\/p><\/div>\n<div class=\"vpascode-actions\">\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/editor\/#csharp:eNqdkctOwzAQRfeR8g\/Drt3wAYSHQnkoEgIJ+QeMPRQLPyLPRJUV9d9xQmgJVF3UC8vWPde+vvbSIbVSIdxJlrVSSFSVRVm03Zs1CpSVRLDqiIPDWBZ9WUAek2o877RGQw9r5ApomLYzkDgav4aHztrnfOOchKtJP793Ladq5mxWwVpUbIKHl6gxEvS\/jB438GSIF8ts2\/4LPjoOpR6Fo5FzHyhMzjqiw+4IrFEZJy2IwNLWLnT5igP0aeX9QPvFrIHc6dmfx+ejMb4Pv9q8YhvIcIgJNh8YEQRcfJezq0VI+rwUN9fwiHybGl1T8moxxDN6We0ZqPWkCUDPhtNY+hf6FLZ\/\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 6px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>\u5728 VPasCode \u4e2d\u7de8\u8f2f C#<\/span><br \/>\n<\/a>\n<\/div>\n<\/div>\n<p id=\"qcMloNK\"><img alt=\"\" class=\"alignnone size-full wp-image-1505\" decoding=\"async\" height=\"1484\" sizes=\"(max-width: 1954px) 100vw, 1954px\" src=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a684c1b1f848.png\" srcset=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a684c1b1f848.png 1954w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a684c1b1f848-300x228.png 300w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a684c1b1f848-1024x778.png 1024w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a684c1b1f848-768x583.png 768w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a684c1b1f848-1536x1167.png 1536w\" width=\"1954\"\/><\/p>\n<p>\u00a0<\/p>\n<h2>\u6230\u7565\u6700\u4f73\u5be6\u52d9<\/h2>\n<ul>\n<li><strong>\u9075\u5faa C# \u547d\u540d\u6163\u4f8b\uff1a<\/strong>\u4ecb\u9762\u540d\u7a31\u524d\u52a0\u4e0a<code>I<\/code>\uff08\u4f8b\u5982\uff1a<code>IProductService<\/code>\uff09\u4ee5\u4fbf\u5728\u8996\u89ba\u985e\u5225\u6a39\u4e2d\u6e05\u695a\u5340\u5206\u5408\u7d04\u3002<\/li>\n<li><strong>\u4f7f\u7528 Records \u8868\u793a\u4e0d\u53ef\u8b8a\u7684 DTO\uff1a<\/strong>\u4f7f\u7528 C# \u7684<code>record<\/code>\u7d50\u69cb\u4f86\u5b9a\u7fa9\u57fa\u65bc\u503c\u7684\u8cc7\u6599\u50b3\u8f38\u7269\u4ef6\uff0c\u4ee5\u5340\u5206\u9818\u57df\u5be6\u9ad4\u8207\u8cc7\u6599\u5408\u7d04\u3002<\/li>\n<li><strong>\u5584\u7528\u81ea\u52d5\u5c6c\u6027\uff1a<\/strong>\u4f7f\u7528\u73fe\u4ee3\u5316\u7684\u81ea\u52d5\u5be6\u4f5c\u5c6c\u6027\u8a9e\u6cd5\uff08<code>{ get; set; }<\/code>\u6216<code>{ get; init; }<\/code>\uff09\u4ee5\u4fdd\u6301\u5716\u793a\u5361\u7247\u7c21\u6f54\u4e14\u4e0d\u96dc\u4e82\u3002<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u4f7f\u7528 C# \u67b6\u69cb\u4f01\u696d\u61c9\u7528\u7a0b\u5f0f\u3001ASP.NET Core Web \u670d\u52d9\u6216 Uni&#8230;<\/p>\n","protected":false},"author":3,"featured_media":0,"parent":0,"menu_order":4,"template":"","meta":{"inline_featured_image":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}}},"ld_collection":[14],"class_list":["post-2041","ld_docs","type-ld_docs","status-publish","hentry","ld_collection-vpascode-docs"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>C# to Diagram Guide | Text to Diagram with VPasCode<\/title>\n<meta name=\"description\" content=\"Convert C# classes and object structures into visual diagrams with VPasCode, your go-to text to diagram and diagram-as-code tool for .NET projects.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.vpascode.com\/tw\/docs\/vpascode-docs\/csharp-visualizer-guide\/\" \/>\n<meta property=\"og:locale\" content=\"zh_TW\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"C# to Diagram Guide | Text to Diagram with VPasCode\" \/>\n<meta property=\"og:description\" content=\"Convert C# classes and object structures into visual diagrams with VPasCode, your go-to text to diagram and diagram-as-code tool for .NET projects.\" 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