{"id":2037,"date":"2026-07-28T06:18:58","date_gmt":"2026-07-28T06:18:58","guid":{"rendered":"https:\/\/www.vpascode.com\/ja\/docs\/uncategorized\/typescript-visualizer-guide\/"},"modified":"2026-07-28T06:18:58","modified_gmt":"2026-07-28T06:18:58","slug":"typescript-visualizer-guide","status":"publish","type":"ld_docs","link":"https:\/\/www.vpascode.com\/ja\/docs\/vpascode-docs\/typescript-visualizer-guide\/","title":{"rendered":"TypeScript"},"content":{"rendered":"<p>\u8907\u96d1\u306a\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3001\u30c9\u30e1\u30a4\u30f3\u30e2\u30c7\u30eb\u3001\u307e\u305f\u306f\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u30b5\u30fc\u30d3\u30b9\u3092\u8a2d\u8a08\u3059\u308b\u969b\u3001\u6fc3\u5bc6\u306aTypeScript\u306e\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3092\u8aad\u3080\u3068\u3001\u578b\u306e\u5951\u7d04\u3084\u30af\u30e9\u30b9\u306e\u968e\u5c64\u3092\u53ef\u8996\u5316\u3059\u308b\u306e\u304c\u96e3\u3057\u304f\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<strong>TypeScript Visualizer<\/strong>\u306f\u3001TypeScript\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u5ba3\u8a00\u3001\u30ab\u30b9\u30bf\u30e0\u578b\u30a8\u30a4\u30ea\u30a2\u30b9\u3001\u30b8\u30a7\u30cd\u30ea\u30c3\u30af\u30e2\u30c7\u30eb\u3001\u30af\u30e9\u30b9\u69cb\u9020\u3092\u660e\u78ba\u3067\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u306a\u30af\u30e9\u30b9\u56f3\u304a\u3088\u3073\u578b\u56f3\u306b\u5909\u63db\u3057\u307e\u3059\u3002\u578b\u5b9a\u7fa9\u3001\u30a2\u30af\u30bb\u30b9\u4fee\u98fe\u5b50\uff08<code>public<\/code>, <code>private<\/code>, <code>readonly<\/code>\uff09\u3001\u304a\u3088\u3073\u7d99\u627f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\uff08<code>extends<\/code>, <code>implements<\/code>\uff09\u3092\u89e3\u6790\u3059\u308b\u3053\u3068\u3067\u3001\u958b\u767a\u8005\u3084\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30a2\u30fc\u30ad\u30c6\u30af\u30c8\u306f\u3001\u578b\u306e\u5b89\u5168\u6027\u3084\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u8a2d\u8a08\u3092\u4e00\u76ee\u3067\u8996\u899a\u7684\u306b\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n<h2>TypeScript\u53ef\u8996\u5316\u306e\u4ed5\u7d44\u307f<\/h2>\n<p>VPasCode\u3067\u306f\u3001TypeScript\u306e\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u304c\u3001\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3001\u30ab\u30b9\u30bf\u30e0\u578b\u30a8\u30a4\u30ea\u30a2\u30b9\u3001\u30b8\u30a7\u30cd\u30ea\u30c3\u30af\u306e\u5883\u754c\u3001\u30af\u30e9\u30b9\u3001\u304a\u3088\u3073\u30af\u30e9\u30b9\u30e1\u30f3\u30d0\u30fc\u3092\u3001\u69cb\u9020\u5316\u3055\u308c\u305f\u8996\u899a\u7684\u306aUML\u30b9\u30bf\u30a4\u30eb\u306e\u56f3\u306b\u81ea\u52d5\u7684\u306b\u89e3\u6790\u3057\u307e\u3059\u3002\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3068\u578b\u30a8\u30a4\u30ea\u30a2\u30b9\u306f\u69cb\u9020\u7684\u5951\u7d04\u30ce\u30fc\u30c9\u3068\u3057\u3066\u6a5f\u80fd\u3057\u3001\u30af\u30e9\u30b9\u306f\u578b\u4ed8\u304d\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\u30e1\u30f3\u30d0\u30fc\u3092\u6301\u3064\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30d6\u30ed\u30c3\u30af\u3068\u3057\u3066\u63cf\u753b\u3055\u308c\u3001\u7d99\u627f\u307e\u305f\u306f\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u5b9f\u88c5\u306e\u30ad\u30fc\u30ef\u30fc\u30c9\u306f\u8996\u899a\u7684\u306a\u30ce\u30fc\u30c9\u9593\u306e\u660e\u78ba\u306a\u95a2\u4fc2\u63a5\u7d9a\u3092\u751f\u6210\u3057\u307e\u3059\u3002<\/p>\n<h3>1. \u5fc5\u9808\u306e\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7<\/h3>\n<p>\u6a19\u6e96\u7684\u306aTypeScript\u578b\u30b7\u30b9\u30c6\u30e0\u3092\u53ef\u8996\u5316\u3059\u308b\u306b\u306f\u3001\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3001\u578b\u30a8\u30a4\u30ea\u30a2\u30b9\u3001\u5b9f\u88c5\u30af\u30e9\u30b9\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u3002\u30e6\u30fc\u30b6\u30fc\u306e\u30a2\u30ab\u30a6\u30f3\u30c8\u3084\u30ed\u30fc\u30eb\u306a\u3069\u306e\u6a19\u6e96\u7684\u306a\u30c9\u30e1\u30a4\u30f3\u30e2\u30c7\u30eb\u306f\u3001\u57fa\u672c\u7684\u306a\u578b\u5951\u7d04\u3068\u30af\u30e9\u30b9\u306e\u95a2\u4fc2\u3092\u793a\u3057\u3066\u3044\u307e\u3059\uff1a<\/p>\n<div class=\"vpascode-viewer-container vpascode-fancy-active\">\n<div class=\"vpascode-header\">\n<span class=\"vpascode-lang-label\">TypeScript<\/span><br \/>\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/editor\/#typescript: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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>VPasCode\u3067TypeScript\u3092\u7de8\u96c6<\/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\">TypeScript<\/span>\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#typescript: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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 TypeScript in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n                                <div class=\"vpascode-code-wrapper\">\r\n                    <pre class=\"lang-typescript\"><code class=\"language-typescript\" data-language=\"typescript\" class=\"language-typescript\">\/\/ \u30e6\u30fc\u30b6\u30fc\u306e\u30a2\u30a4\u30c7\u30f3\u30c6\u30a3\u30c6\u30a3\u3068\u6a29\u9650\u30e2\u30c7\u30eb\r\nexport type UserRole = 'admin' | 'editor' | 'viewer';\r\n\r\nexport interface Identity {\r\n  readonly id: string;\r\n  createdAt: Date;\r\n}\r\n\r\nexport interface UserProfile extends Identity {\r\n  username: string;\r\n  email: string;\r\n  role: UserRole;\r\n}\r\n\r\nexport abstract class BaseAccount implements Identity {\r\n  readonly id: string;\r\n  createdAt: Date;\r\n  protected isVerified: boolean = false;\r\n\r\n  constructor(id: string, createdAt: Date) {\r\n    this.id = id;\r\n    this.createdAt = createdAt;\r\n  }\r\n\r\n  abstract getPermissions(): string[];\r\n}\r\n\r\nexport class StandardUser extends BaseAccount implements UserProfile {\r\n  username: string;\r\n  email: string;\r\n  role: UserRole;\r\n\r\n  constructor(id: string, username: string, email: string, role: UserRole) {\r\n    super(id, new Date());\r\n    this.username = username;\r\n    this.email = email;\r\n    this.role = role;\r\n  }\r\n\r\n  getPermissions(): string[] {\r\n    return ['read', 'comment'];\r\n  }\r\n}<\/code><\/pre>                <\/div>\r\n                <div class=\"vpascode-actions\">\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#typescript:eNqlk7Fq3EAQhvuDe4fpdAci7u9I4ZAmnYlJGuNivTvnDEi7YnYV+7Cv8AmSNm1aJwSHQBpDqrzNQsBv4ZEUKTphp0gaaZiZ\/f+Zb6W9PYjVl1j9jNsf9fPqe9xex+3nWL2P1W2s3sXtp9\/Pq5tfN1\/vPn6I1XVT\/Tad4HnhOEBYFwivPPJLlyE8hUSZnGwCl5CgoeC4Cd8SniEny+mkP0g2IK+URnhh0AYKa7iYTgAYlXE2WwOZBfjAZE+XdV5LIaDZDwt4LoHkNg+q1bMcsFuRjIPnAa3xI4dSOqzKcUcec0XZToZloUW\/2shPnUin0gF0pryHZ8rjvtautDJKXmSYi6H\/580ACnYBtWSB\/GtkWhHKoRMnkygrmFcq89jglPPOilqpBfbsj3Q61p23UwCEN+SfkBEVMstBqu+XSh83DZvWqF\/6FMMBck7ek3jP5p3n0fEIU0vnMChrFJuaZX8njyAbXt9\/3dbfyIw1013BdKTWk\/NlgbVSChbPGqiz+XyIsBMWgl04LDcuUmvewwK3Pw+3o\/fAH+fcTcQYSrZwlNQfV5JCol1eg0yOO53NPVagVeI=\" \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 TypeScript 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\/#typescript: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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>VPasCode\u3067TypeScript\u3092\u7de8\u96c6<\/span><br \/>\n<\/a>\n<\/div>\n<\/div>\n<p id=\"RvTBDls\"><img fetchpriority=\"high\" alt=\"\" class=\"alignnone size-full wp-image-1476\" decoding=\"async\" fetchpriority=\"high\" height=\"1484\" sizes=\"(max-width: 1954px) 100vw, 1954px\" src=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a684a136abe8.png\" srcset=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a684a136abe8.png 1954w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a684a136abe8-300x228.png 300w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a684a136abe8-1024x778.png 1024w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a684a136abe8-768x583.png 768w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a684a136abe8-1536x1167.png 1536w\" width=\"1954\"\/><\/p>\n<p>\u00a0<\/p>\n<h2>\u9ad8\u5ea6\u306a\u69cb\u9020\u6280\u8853<\/h2>\n<p>TypeScript\u306e\u53ef\u8996\u5316\u306f\u3001\u30b8\u30a7\u30cd\u30ea\u30c3\u30af\u306a\u30c7\u30fc\u30bf\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u3001API\u306e\u5fdc\u7b54\u30e9\u30c3\u30d1\u30fc\u3001\u30b9\u30c6\u30fc\u30c8\u7ba1\u7406\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306e\u30de\u30c3\u30d4\u30f3\u30b0\u306b\u304a\u3044\u3066\u7279\u306b\u512a\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<h3>1. \u30b8\u30a7\u30cd\u30ea\u30c3\u30af\u306aAPI\u30c7\u30fc\u30bf\u5fdc\u7b54\u30e2\u30c7\u30eb<\/h3>\n<p>\u30b8\u30a7\u30cd\u30ea\u30c3\u30af\u578b\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\uff08<code><\/code>\uff09\u3068\u30b9\u30c6\u30fc\u30bf\u30b9\u306e\u30e6\u30cb\u30aa\u30f3\u3001\u30a8\u30e9\u30fc\u306e\u30da\u30a4\u30ed\u30fc\u30c9\u69cb\u9020\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001VPasCode\u306f\u8907\u96d1\u306a\u578b\u5951\u7d04\u3092\u8aad\u307f\u3084\u3059\u3044\u30ce\u30fc\u30c9\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u5909\u63db\u3057\u307e\u3059\uff1a<\/p>\n<div class=\"vpascode-viewer-container vpascode-fancy-active\">\n<div class=\"vpascode-header\">\n<span class=\"vpascode-lang-label\">TypeScript<\/span><br \/>\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/editor\/#typescript:eNp1kk9vwjAMxe9IfAffChJqtWMLY5q0STtOY9POITUQLU2ixGUg1u8+t6H803ZrbMe\/916KO2c9Ae0dwhsGZ03ABQmqA9xDEmopMYQEfiBB763vvhyaUpl1Mh0OhgOMC5Qh9CshER6dem5H4TAcAEhbYgGmrpbop22h4n1izbVAnpd0tRJJKB0eCpYgrS9nsTc5zsx5qPmP1YuOuNBJL26sRIggUcA7GzC11l2ps8TUXnJXJMUSSVTuQvbf9Fdvy1pSJKvyyhIp0tcmnVfyOgplFmTlVwFLazUKcwOSWoTQQxbot3w\/snjVVhCCcOrD657SPtiGyIUiy7iT4o5NaEylrbLtXebiohCfDUCEvZGwQpKbI2N09jAuWnClAs4uMp5HPIBHqr3pT+fYTz\/MpO\/E1A8cz6TPJPlUHjVPwQuK0m2sQb7Q55PnaZ5PztmQrxGa076L13niCFJjv0fjY7fpUuUIm1+8i+fX\" 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>VPasCode\u3067TypeScript\u3092\u7de8\u96c6<\/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\">TypeScript<\/span>\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#typescript: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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 TypeScript in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n                                <div class=\"vpascode-code-wrapper\">\r\n                    <pre class=\"lang-typescript\"><code class=\"language-typescript\" data-language=\"typescript\" class=\"language-typescript\">export type ResponseStatus = 'success' | 'error' | 'pending';\r\n\r\nexport interface ApiError {\r\n  code: number;\r\n  message: string;\r\n  details?: Record&lt;string, string&gt;;\r\n}\r\n\r\nexport interface ApiResponse {\r\n  status: ResponseStatus;\r\n  data: T | null;\r\n  error?: ApiError;\r\n  timestamp: number;\r\n}\r\n\r\nexport interface Product {\r\n  id: string;\r\n  title: string;\r\n  price: number;\r\n  inStock: boolean;\r\n}\r\n\r\nexport class ProductService {\r\n  private apiUrl: string = 'https:\/\/api.example.com\/v1\/products';\r\n\r\n  async fetchProduct(id: string): Promise&lt;ApiResponse&gt; {\r\n    return {\r\n      status: 'success',\r\n      data: { id, title: '\u30ef\u30a4\u30e4\u30ec\u30b9\u30d8\u30c3\u30c9\u30d5\u30a9\u30f3', price: 99.99, inStock: true },\r\n      timestamp: Date.now(),\r\n    };\r\n  }\r\n}<\/code><\/pre>                <\/div>\r\n                <div class=\"vpascode-actions\">\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#typescript: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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 TypeScript 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\/#typescript:eNp1kk9vwjAMxe9IfAffChJqtWMLY5q0STtOY9POITUQLU2ixGUg1u8+t6H803ZrbMe\/916KO2c9Ae0dwhsGZ03ABQmqA9xDEmopMYQEfiBB763vvhyaUpl1Mh0OhgOMC5Qh9CshER6dem5H4TAcAEhbYgGmrpbop22h4n1izbVAnpd0tRJJKB0eCpYgrS9nsTc5zsx5qPmP1YuOuNBJL26sRIggUcA7GzC11l2ps8TUXnJXJMUSSVTuQvbf9Fdvy1pSJKvyyhIp0tcmnVfyOgplFmTlVwFLazUKcwOSWoTQQxbot3w\/snjVVhCCcOrD657SPtiGyIUiy7iT4o5NaEylrbLtXebiohCfDUCEvZGwQpKbI2N09jAuWnClAs4uMp5HPIBHqr3pT+fYTz\/MpO\/E1A8cz6TPJPlUHjVPwQuK0m2sQb7Q55PnaZ5PztmQrxGa076L13niCFJjv0fjY7fpUuUIm1+8i+fX\" 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>VPasCode\u3067TypeScript\u3092\u7de8\u96c6\u3059\u308b<\/span><br \/>\n<\/a>\n<\/div>\n<\/div>\n<p id=\"njzhzWF\"><img alt=\"\" class=\"alignnone size-full wp-image-1477\" decoding=\"async\" height=\"1484\" sizes=\"(max-width: 1954px) 100vw, 1954px\" src=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a684a20d5539.png\" srcset=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a684a20d5539.png 1954w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a684a20d5539-300x228.png 300w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a684a20d5539-1024x778.png 1024w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a684a20d5539-768x583.png 768w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a684a20d5539-1536x1167.png 1536w\" width=\"1954\"\/><\/p>\n<p>\u00a0<\/p>\n<h2>\u30a4\u30d9\u30f3\u30c8\u99c6\u52d5\u578b\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u3068\u30aa\u30d6\u30b6\u30fc\u30d0\u30fc\u306e\u69cb\u9020\u5316<\/h2>\n<p>\u30a4\u30d9\u30f3\u30c8\u30cf\u30f3\u30c9\u30e9\u3001\u30da\u30a4\u30ed\u30fc\u30c9\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3001\u30ea\u30b9\u30ca\u30fc\u30af\u30e9\u30b9\u3092\u53ef\u8996\u5316\u3059\u308b\u3053\u3068\u3067\u3001\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u304a\u3088\u3073\u30d5\u30eb\u30b9\u30bf\u30c3\u30af\u306e\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u30c1\u30fc\u30e0\u306f\u3001\u30a4\u30d9\u30f3\u30c8\u99c6\u52d5\u578b\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u5168\u4f53\u3067\u660e\u78ba\u306a\u5206\u96e2\u3092\u7dad\u6301\u3067\u304d\u308b\u3002<\/p>\n<h3>1. \u30a4\u30d9\u30f3\u30c8\u767a\u4fe1\u8005\u3068\u30da\u30a4\u30ed\u30fc\u30c9\u30cf\u30f3\u30c9\u30e9\u30b7\u30b9\u30c6\u30e0<\/h3>\n<p>\u30ea\u30a2\u30af\u30c6\u30a3\u30d6\u306a\u72b6\u614b\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3068\u30e1\u30c3\u30bb\u30fc\u30b8\u30f3\u30b0\u306e\u62bd\u8c61\u5316\u3092\u660e\u78ba\u306b\u3059\u308b\u305f\u3081\u306b\u3001\u578b\u4ed8\u304d\u306e\u30a4\u30d9\u30f3\u30c8\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3068\u30b5\u30d6\u30b9\u30af\u30e9\u30a4\u30d0\u30fc\u30af\u30e9\u30b9\u3092\u5b9a\u7fa9\u3059\u308b\uff1a<\/p>\n<div class=\"vpascode-viewer-container vpascode-fancy-active\">\n<div class=\"vpascode-header\">\n<span class=\"vpascode-lang-label\">TypeScript<\/span><br \/>\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/editor\/#typescript:eNqdkDFuwzAMRXcDvgOHDMniAyhTgHbokgRIDxBZogMBkmhQjNHA8N0jyx7SAF26ER\/k+58ff3piARcFudMG4fJIguFzwCgw1hUAzuNRB1SQhF287We11w9P2ir4Pi9TUcmYOzPagyj40IJZnOqqrvDd5cQWeb1cbGhWvuwvEyHRXkG8hxb5T1bJemoT8oC8wmIRtyW7ev1pp2AgZ99gxuuU4EjiOme0OIqXTHMZ7kLvMeTD9C+fZQ3AUEzksfF0215ffSDNRXfESwEKNmOBNWvBzdrLdN2VSnLq6Qlk5JOr\" 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>VPasCode\u3067TypeScript\u3092\u7de8\u96c6\u3059\u308b<\/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\">TypeScript<\/span>\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#typescript:eNqdkLFKA0EQhvuDe4cpLJLmHmCtBC1sEiE+QDa7k7Cwt3PsTg5DOEhs7C0sbMRCsLLxAXyYSCRv4d7eFRqwsRt+Zr7\/nx9vKvIMxjH6uVQIk1VgLC9qdAzrPAPAdhzJEgUE9sYtTlu1kitLUgu4vuqmpJJSS+9Rn7GAc8kYxSbP8gyPXcZeo+8vOxtqlUv9y4SJpRXgluUM\/Z+slHU8C+hr9D3MJXGQsoufPw0F1GT0EUxZGQKMiM3cKMmG3CTSTISbsrJYxsPwL59uDUCRC2SxsLQYTPfvr\/uHu9327bB5\/Hp62d3eHzbbz49nASfrRCr6dou+lGY6TH3EyM03FTiZ8A==\" \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 TypeScript in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n                                <div class=\"vpascode-code-wrapper\">\r\n                    <pre class=\"lang-typescript\"><code class=\"language-typescript\" data-language=\"typescript\" class=\"language-typescript\">export interface SystemEvent {\r\n  eventName: string;\r\n  payload: TPayload;\r\n  occurredAt: Date;\r\n}\r\n\r\nexport interface OrderPayload {\r\n  orderId: string;\r\n  total: number;\r\n}\r\n\r\nexport interface EventObserver {\r\n  onEvent(event: SystemEvent): void;\r\n}\r\n\r\nexport class NotificationService implements EventObserver {\r\n  onEvent(event: SystemEvent): void {\r\n    console.log(`\u6ce8\u6587\u306e\u901a\u77e5\u3092\u9001\u4fe1: ${event.payload.orderId}`);\r\n  }\r\n}<\/code><\/pre>                <\/div>\r\n                <div class=\"vpascode-actions\">\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#typescript:eNqdkLFKA0EQhvuDe4cpLJLmHmCtBC1sEiE+QDa7k7Cwt3PsTg5DOEhs7C0sbMRCsLLxAXyYSCRv4d7eFRqwsRt+Zr7\/nx9vKvIMxjH6uVQIk1VgLC9qdAzrPAPAdhzJEgUE9sYtTlu1kitLUgu4vuqmpJJSS+9Rn7GAc8kYxSbP8gyPXcZeo+8vOxtqlUv9y4SJpRXgluUM\/Z+slHU8C+hr9D3MJXGQsoufPw0F1GT0EUxZGQKMiM3cKMmG3CTSTISbsrJYxsPwL59uDUCRC2SxsLQYTPfvr\/uHu9327bB5\/Hp62d3eHzbbz49nASfrRCr6dou+lGY6TH3EyM03FTiZ8A==\" \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 TypeScript 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\/#typescript:eNqdkDFuwzAMRXcDvgOHDMniAyhTgHbokgRIDxBZogMBkmhQjNHA8N0jyx7SAF26ER\/k+58ff3piARcFudMG4fJIguFzwCgw1hUAzuNRB1SQhF287We11w9P2ir4Pi9TUcmYOzPagyj40IJZnOqqrvDd5cQWeb1cbGhWvuwvEyHRXkG8hxb5T1bJemoT8oC8wmIRtyW7ev1pp2AgZ99gxuuU4EjiOme0OIqXTHMZ7kLvMeTD9C+fZQ3AUEzksfF0215ffSDNRXfESwEKNmOBNWvBzdrLdN2VSnLq6Qlk5JOr\" 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>VPasCode\u3067TypeScript\u3092\u7de8\u96c6\u3059\u308b<\/span><br \/>\n<\/a>\n<\/div>\n<\/div>\n<p id=\"iZSKqmp\"><img alt=\"\" class=\"alignnone size-full wp-image-1478\" decoding=\"async\" height=\"1484\" sizes=\"(max-width: 1954px) 100vw, 1954px\" src=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a684a2de2552.png\" srcset=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a684a2de2552.png 1954w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a684a2de2552-300x228.png 300w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a684a2de2552-1024x778.png 1024w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a684a2de2552-768x583.png 768w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a684a2de2552-1536x1167.png 1536w\" 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