{"id":7082,"date":"2025-06-02T14:36:46","date_gmt":"2025-06-05T07:28:45","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=7082"},"modified":"2025-06-05T14:36:46","modified_gmt":"2025-06-05T07:28:45","slug":"https-badgameshow-com-steven-216","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/swift\/https-badgameshow-com-steven-216\/","title":{"rendered":"**2025 \u6700\u65b0 Swift \u7528\u6236\u9801\u9762\u6559\u5b78\uff1a\u8f15\u9b06\u67e5\u770b\u7528\u6236\u8cc7\u6599**"},"content":{"rendered":"

“`html
\n<\/p>\n

2025 \u6700\u65b0 Swift \u7528\u6236\u9801\u9762\u6559\u5b78\uff1a\u8f15\u9b06\u67e5\u770b\u7528\u6236\u8cc7\u6599<\/h1>\n

Swift \u662f\u4e00\u7a2e\u5feb\u901f\u3001\u5b89\u5168\u7684\u7a0b\u5f0f\u8a9e\u8a00\uff0c\u5ee3\u6cdb\u7528\u65bc\u958b\u767c iOS\u3001macOS\u3001watchOS \u548c tvOS \u61c9\u7528\u7a0b\u5f0f\u3002\u5176\u5f37\u5927\u7684\u529f\u80fd\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u5feb\u901f\u5275\u5efa\u9ad8\u54c1\u8cea\u7684\u61c9\u7528\u7a0b\u5f0f\u3002\u672c\u6587\u5c07\u6df1\u5165\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528 Swift \u4f86\u67e5\u770b\u7528\u6236\u8cc7\u6599\uff0c\u4e26\u63d0\u4f9b\u6700\u4f73\u5be6\u8e10\u548c\u5be6\u4f5c\u7bc4\u4f8b\u3002<\/p>\n

\u4ec0\u9ebc\u662f UserDefaults\uff1f<\/h2>\n

UserDefaults \u662f Swift \u63d0\u4f9b\u7684\u4e00\u500b\u7c21\u55ae API\uff0c\u7528\u65bc\u6301\u4e45\u5316\u5b58\u5132\u7528\u6236\u8cc7\u6599\u3002\u5b83\u5141\u8a31\u958b\u767c\u8005\u8f15\u9b06\u5730\u5b58\u5132\u548c\u6aa2\u7d22\u57fa\u672c\u8cc7\u6599\u985e\u578b\uff0c\u4f8b\u5982\u5b57\u4e32\u3001\u6574\u6578\u548c\u5e03\u6797\u503c\u3002\u9019\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u5728\u61c9\u7528\u7a0b\u5f0f\u4e2d\u4fdd\u5b58\u7528\u6236\u7684\u504f\u597d\u8a2d\u7f6e\u548c\u8cc7\u6599\u3002<\/p>\n

\u5982\u4f55\u4f7f\u7528 Swift \u67e5\u770b\u7528\u6236\u8cc7\u6599<\/h2>\n

1. \u5b58\u5132\u7528\u6236\u8cc7\u6599<\/h3>\n

\u9996\u5148\uff0c\u60a8\u9700\u8981\u5c07\u7528\u6236\u8cc7\u6599\u5b58\u5132\u5230 UserDefaults<\/strong> \u4e2d\u3002\u4ee5\u4e0b\u662f\u5b58\u5132\u7528\u6236\u59d3\u540d\u548c\u5e74\u9f61\u7684\u7bc4\u4f8b\u7a0b\u5f0f\u78bc\uff1a<\/p>\n

let userDefaults = UserDefaults.standard\nuserDefaults.set(\"John Doe\", forKey: \"name\")\nuserDefaults.set(25, forKey: \"age\")\n<\/code><\/pre>\n
2. \u67e5\u770b\u7528\u6236\u8cc7\u6599<\/h3>\n
\u63a5\u4e0b\u4f86\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u7a0b\u5f0f\u78bc\u4f86\u6aa2\u7d22\u548c\u67e5\u770b\u7528\u6236\u8cc7\u6599\uff1a<\/p>\n
let userDefaults = UserDefaults.standard\nif let name = userDefaults.string(forKey: \"name\") {\n    let age = userDefaults.integer(forKey: \"age\")\n    print(\"Name: \\(name)\")\n    print(\"Age: \\(age)\")\n} else {\n    print(\"\u7528\u6236\u8cc7\u6599\u5c1a\u672a\u5b58\u5132\u3002\")\n}\n<\/code><\/pre>\n
\u4e0a\u9762\u7684\u7a0b\u5f0f\u78bc\u6703\u8f38\u51fa\u4ee5\u4e0b\u7d50\u679c\uff1a<\/p>\n
Name: John Doe\nAge: 25\n<\/code><\/pre>\n
\u932f\u8aa4\u6392\u9664<\/h2>\n
\u7576\u60a8\u5728\u4f7f\u7528 UserDefaults<\/strong> \u6642\uff0c\u53ef\u80fd\u6703\u9047\u5230\u4ee5\u4e0b\u5e38\u898b\u932f\u8aa4\uff1a<\/p>\n
    \n
  • \u8cc7\u6599\u672a\u6b63\u78ba\u5b58\u5132\uff1a<\/strong> \u78ba\u4fdd\u60a8\u5728\u5b58\u5132\u8cc7\u6599\u4e4b\u5f8c\u8abf\u7528 synchronize()<\/code> \u65b9\u6cd5\u4f86\u78ba\u4fdd\u8cc7\u6599\u88ab\u5beb\u5165\u3002<\/li>\n
  • \u6aa2\u7d22\u8cc7\u6599\u6642\u51fa\u73fe nil\uff1a<\/strong> \u78ba\u4fdd\u60a8\u4f7f\u7528\u6b63\u78ba\u7684\u9375\u4f86\u6aa2\u7d22\u8cc7\u6599\uff0c\u4e26\u6aa2\u67e5\u8cc7\u6599\u662f\u5426\u5df2\u7d93\u5b58\u5728\u3002<\/li>\n<\/ul>\n
    \u5ef6\u4f38\u61c9\u7528<\/h2>\n
    \u9664\u4e86\u5b58\u5132\u7c21\u55ae\u7684\u7528\u6236\u8cc7\u6599\uff0c\u60a8\u9084\u53ef\u4ee5\u4f7f\u7528 UserDefaults<\/strong> \u4f86\u4fdd\u5b58\u61c9\u7528\u7a0b\u5f0f\u7684\u8a2d\u7f6e\u3001\u7528\u6236\u504f\u597d\u548c\u5176\u4ed6\u5c0f\u578b\u8cc7\u6599\u3002\u9019\u5c0d\u65bc\u63d0\u5347\u7528\u6236\u9ad4\u9a57\u975e\u5e38\u6709\u5e6b\u52a9\u3002<\/p>\n
    \"Swift<\/p>\n
    Q&A\uff08\u5e38\u898b\u554f\u984c\u89e3\u7b54\uff09<\/h2>\n
    Q1: \u53ef\u4ee5\u7528 UserDefaults \u5b58\u5132\u8907\u96dc\u7684\u7269\u4ef6\u55ce\uff1f<\/h3>\n
    A: UserDefaults<\/strong> \u4e3b\u8981\u7528\u65bc\u5b58\u5132\u57fa\u672c\u8cc7\u6599\u985e\u578b\uff0c\u82e5\u8981\u5b58\u5132\u8907\u96dc\u7269\u4ef6\uff0c\u5efa\u8b70\u4f7f\u7528\u8cc7\u6599\u5e8f\u5217\u5316\uff08\u4f8b\u5982 JSON\uff09\u7684\u65b9\u6cd5\u3002<\/p>\n
    Q2: UserDefaults \u7684\u5b58\u5132\u4e0a\u9650\u662f\u591a\u5c11\uff1f<\/h3>\n
    A: \u96d6\u7136 UserDefaults<\/strong> \u7684\u5b58\u5132\u4e0a\u9650\u4e26\u672a\u660e\u78ba\u898f\u5b9a\uff0c\u4f46\u5efa\u8b70\u907f\u514d\u5b58\u5132\u5927\u91cf\u8cc7\u6599\uff0c\u56e0\u70ba\u5b83\u4e3b\u8981\u7528\u65bc\u7c21\u55ae\u7684\u8a2d\u5b9a\u548c\u504f\u597d\u3002<\/p>\n
    Q3: \u5982\u4f55\u6e05\u9664 UserDefaults \u4e2d\u7684\u8cc7\u6599\uff1f<\/h3>\n
    A: \u60a8\u53ef\u4ee5\u4f7f\u7528 userDefaults.removeObject(forKey: \"yourKey\")<\/code> \u65b9\u6cd5\u4f86\u522a\u9664\u6307\u5b9a\u7684\u8cc7\u6599\uff0c\u6216\u8005\u4f7f\u7528 userDefaults.clear()<\/code> \u6e05\u9664\u6240\u6709\u8cc7\u6599\uff08\u9700\u8981\u984d\u5916\u5be6\u73fe\uff09\u3002<\/p>\n
    “`
    \n—<\/p>\n","protected":false},"excerpt":{"rendered":"
    \u6587\u7ae0\u6458\u8981\uff1a\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528Swift\u8a9e\u8a00\u4f86\u5feb\u901f\u67e5\u770b\u7528\u6236\u8cc7\u6599\uff0c\u4e26\u5229\u7528Swift\u7684methods()\u51fd\u6578\u4f86\u7372\u53d6\u7528\u6236\u8cc7\u6599\uff0c\u8b93\u958b\u767c\u8005\u53ef\u4ee5\u66f4\u5feb\u901f\u7684\u67e5\u770b\u7528\u6236\u8cc7\u6599\u3002<\/p>\n","protected":false},"author":1,"featured_media":7081,"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-7082","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\/Swift-\u7528\u6236\u9801\u9762-\ud83d\udd0d\u67e5\u770b\u7528\u6236\u8cc7\u6599_1675402018.827057.webp","jetpack-related-posts":[],"jetpack_shortlink":"https:\/\/wp.me\/pcFK27-1Qe","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/7082","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=7082"}],"version-history":[{"count":1,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/7082\/revisions"}],"predecessor-version":[{"id":13252,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/7082\/revisions\/13252"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media\/7081"}],"wp:attachment":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media?parent=7082"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=7082"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=7082"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}