{"id":7665,"date":"2025-06-03T13:34:22","date_gmt":"2025-06-05T05:35:22","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=7665"},"modified":"2025-06-05T13:34:22","modified_gmt":"2025-06-05T05:35:22","slug":"https-badgameshow-com-steven-484","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/swift\/https-badgameshow-com-steven-484\/","title":{"rendered":"\ud83d\udca1 2025 \u6700\u65b0\u7248 Swift \u7a0b\u5f0f\u6559\u5b78\uff1a\u9748\u6d3b\u4f7f\u7528 Enum"},"content":{"rendered":"

<\/p>\n

\ud83d\udca1 2025 \u6700\u65b0\u7248 Swift \u7a0b\u5f0f\u6559\u5b78\uff1a\u9748\u6d3b\u4f7f\u7528 Enum<\/h1>\n

Swift \u662f\u4e00\u7a2e\u73fe\u4ee3\u7684\u7a0b\u5f0f\u8a9e\u8a00\uff0c\u5176\u9748\u6d3b\u6027\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u66f4\u8f15\u9b06\u5730\u64b0\u5beb\u9ad8\u6548\u7684\u7a0b\u5f0f\u78bc\u3002\u5728 Swift \u4e2d\uff0cEnum\uff08\u5217\u8209\u578b\u5225\uff09<\/strong> \u662f\u4e00\u500b\u6975\u5177\u50f9\u503c\u7684\u529f\u80fd\uff0c\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u7c21\u5316\u8907\u96dc\u7684\u7a0b\u5f0f\u78bc\u7d50\u69cb\u4e26\u63d0\u9ad8\u53ef\u8b80\u6027\u3002<\/p>\n

Enum \u5141\u8a31\u958b\u767c\u8005\u5c07\u4e00\u7d44\u76f8\u95dc\u7684\u503c\u9032\u884c\u5206\u985e\uff0c\u9019\u5c0d\u65bc\u5efa\u7acb\u9078\u9805\u5217\u8868\u6216\u72c0\u614b\u7ba1\u7406\u76f8\u7576\u6709\u7528\u3002\u4f8b\u5982\uff0c\u82e5\u8981\u5efa\u7acb\u4e00\u500b\u984f\u8272\u9078\u64c7\u5668\uff0cEnum \u53ef\u4ee5\u6709\u6548\u5730\u5c07\u984f\u8272\u9032\u884c\u5206\u985e\u3002<\/p>\n

\u4f7f\u7528 Swift Enum \u5b9a\u7fa9\u984f\u8272<\/h2>\n

\u4ee5\u4e0b\u793a\u7bc4\u4e86\u5982\u4f55\u4f7f\u7528 Enum \u4f86\u5b9a\u7fa9\u4e00\u7d44\u984f\u8272\uff1a<\/p>\n

enum Color {\n    case red\n    case green\n    case blue\n}\n<\/code><\/pre>\n
\u9019\u6bb5\u7a0b\u5f0f\u78bc\u5b9a\u7fa9\u4e86\u4e00\u500b\u540d\u70ba Color<\/code> \u7684 Enum\uff0c\u5305\u542b\u4e86\u4e09\u500b\u984f\u8272\u9078\u9805\uff1a\u7d05\u8272\u3001\u7da0\u8272\u548c\u85cd\u8272\u3002<\/p>\n
\u4f7f\u7528 Enum \u9032\u884c\u689d\u4ef6\u5224\u65b7<\/h2>\n
Enum \u7684\u53e6\u4e00\u500b\u5f37\u5927\u529f\u80fd\u662f\u53ef\u4ee5\u7d50\u5408 switch<\/code> \u9673\u8ff0\u5f0f\u9032\u884c\u689d\u4ef6\u5224\u65b7\u3002\u4ee5\u4e0b\u662f\u5c07 Enum \u7528\u65bc\u984f\u8272\u5224\u65b7\u7684\u7bc4\u4f8b\uff1a<\/p>\n
enum Color {\n    case red\n    case green\n    case blue\n    case yellow\n    case orange\n}\n\nfunc getColorDescription(color: Color) -> String {\n    switch color {\n    case .red:\n        return \"\u7d05\u8272\"\n    case .green:\n        return \"\u7da0\u8272\"\n    case .blue:\n        return \"\u85cd\u8272\"\n    case .yellow:\n        return \"\u9ec3\u8272\"\n    case .orange:\n        return \"\u6a58\u8272\"\n    }\n}\n<\/code><\/pre>\n
\u900f\u904e\u9019\u500b\u51fd\u5f0f\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u5c07\u984f\u8272 Enum \u4f5c\u70ba\u53c3\u6578\u50b3\u5165\uff0c\u4e26\u8fd4\u56de\u5c0d\u61c9\u7684\u984f\u8272\u540d\u7a31\u3002<\/p>\n
Enum \u7684\u9032\u968e\u61c9\u7528<\/h2>\n
Enum \u4e0d\u50c5\u50c5\u9650\u65bc\u7c21\u55ae\u7684\u503c\u5206\u985e\uff0c\u9084\u53ef\u4ee5\u8207\u5176\u4ed6\u529f\u80fd\u7d50\u5408\uff0c\u4f8b\u5982\u95dc\u806f\u503c\u548c\u539f\u59cb\u503c\u3002\u9019\u4f7f\u5f97 Enum \u53ef\u4ee5\u627f\u8f09\u66f4\u8907\u96dc\u7684\u8cc7\u6599\u7d50\u69cb\uff0c\u9032\u4e00\u6b65\u589e\u5f37\u5176\u9748\u6d3b\u6027\u3002<\/p>\n
enum Vehicle {\n    case car(model: String, year: Int)\n    case bike(model: String)\n}\n\nfunc vehicleDescription(vehicle: Vehicle) -> String {\n    switch vehicle {\n    case .car(let model, let year):\n        return \"\u6c7d\u8eca\u578b\u865f: \\(model)\uff0c\u5e74\u4efd: \\(year)\"\n    case .bike(let model):\n        return \"\u81ea\u884c\u8eca\u578b\u865f: \\(model)\"\n    }\n}\n<\/code><\/pre>\n
\u5728\u9019\u500b\u7bc4\u4f8b\u4e2d\uff0cVehicle<\/code> Enum \u4f7f\u7528\u4e86\u95dc\u806f\u503c\u4f86\u5132\u5b58\u984d\u5916\u7684\u8cc7\u8a0a\uff0c\u9019\u6a23\u7684\u8a2d\u8a08\u4f7f\u5f97 Enum \u66f4\u52a0\u9748\u6d3b\u548c\u5f37\u5927\u3002<\/p>\n
\"\ud83d\udca1Swift\u9748\u6d3b\u4f7f\u7528Enum\"<\/p>\n
Q&A\uff08\u5e38\u898b\u554f\u984c\u89e3\u7b54\uff09<\/h2>\n
Q1: Enum \u53ef\u4ee5\u6709\u95dc\u806f\u503c\u55ce\uff1f<\/h3>\n
A1: \u662f\u7684\uff0cSwift \u7684 Enum \u652f\u63f4\u95dc\u806f\u503c\uff0c\u9019\u8b93 Enum \u80fd\u5920\u651c\u5e36\u66f4\u591a\u7684\u8cc7\u6599\u3002<\/p>\n
Q2: \u5982\u4f55\u5728 Swift \u4e2d\u4f7f\u7528 Enum\uff1f<\/h3>\n
A2: \u53ef\u4ee5\u900f\u904e\u4f7f\u7528 enum<\/code> \u95dc\u9375\u5b57\u4f86\u5b9a\u7fa9 Enum\uff0c\u4e26\u4f7f\u7528 switch<\/code> \u9673\u8ff0\u5f0f\u9032\u884c\u689d\u4ef6\u5224\u65b7\u3002<\/p>\n
Q3: Enum \u7684\u512a\u9ede\u662f\u4ec0\u9ebc\uff1f<\/h3>\n
A3: Enum \u63d0\u9ad8\u4e86\u7a0b\u5f0f\u78bc\u7684\u53ef\u8b80\u6027\u548c\u53ef\u7dad\u8b77\u6027\uff0c\u4e26\u4e14\u80fd\u7c21\u5316\u8907\u96dc\u7684\u908f\u8f2f\u7d50\u69cb\u3002<\/p>\n
—<\/p>\n
\u9019\u6a23\u7684\u5167\u5bb9\u4e0d\u50c5\u66f4\u65b0\u4e86\u6280\u8853\u7d30\u7bc0\uff0c\u9084\u63d0\u9ad8\u4e86SEO\u53cb\u597d\u6027\uff0c\u4e26\u6dfb\u52a0\u4e86\u66f4\u591a\u5be6\u7528\u7684\u5b78\u7fd2\u8cc7\u6e90\u548c\u554f\u984c\u89e3\u7b54\uff0c\u8b93\u8b80\u8005\u7372\u5f97\u66f4\u5168\u9762\u7684\u5b78\u7fd2\u9ad4\u9a57\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5b78\u7fd2Swift\u4e2dEnum\u7684\u9748\u6d3b\u61c9\u7528\uff0c\u8b93\u4f60\u7684\u7a0b\u5f0f\u8a9e\u6cd5\u66f4\u52a0\u9748\u6d3b\uff0c\u66f4\u52a0\u6709\u6548\u7387\u3002\u4e86\u89e3\u5982\u4f55\u4f7f\u7528Enum\uff0c\u8b93\u4f60\u7684\u7a0b\u5f0f\u66f4\u52a0\u5bb9\u6613\u95b1\u8b80\u548c\u7dad\u8b77\u3002<\/p>\n","protected":false},"author":1,"featured_media":7664,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[174,5],"tags":[173,9],"class_list":["post-7665","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ios","category-swift","tag-ios","tag-swift"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/badgameshow.com\/steven\/wp-content\/uploads\/2023\/02\/\ud83d\udca1Swift\u9748\u6d3b\u4f7f\u7528Enum_1675479689.463305.webp","jetpack-related-posts":[],"jetpack_shortlink":"https:\/\/wp.me\/pcFK27-1ZD","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/7665","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/comments?post=7665"}],"version-history":[{"count":2,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/7665\/revisions"}],"predecessor-version":[{"id":13157,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/7665\/revisions\/13157"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media\/7664"}],"wp:attachment":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media?parent=7665"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=7665"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=7665"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}