{"id":6896,"date":"2025-06-02T14:58:10","date_gmt":"2025-06-05T07:10:10","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=6896"},"modified":"2025-06-05T14:58:10","modified_gmt":"2025-06-05T07:10:10","slug":"https-badgameshow-com-steven-124","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/swift\/https-badgameshow-com-steven-124\/","title":{"rendered":"Swift \u96e2\u7dda\u8cc7\u6599\u5b58\u53d6\uff1a2025 \u6700\u65b0\u6280\u8853\u8207\u6700\u4f73\u5be6\u8e10 \ud83d\udcbe"},"content":{"rendered":"

<\/p>\n

\u5728\u7576\u4eca\u7684\u61c9\u7528\u7a0b\u5f0f\u958b\u767c\u4e2d\uff0cSwift \u662f\u4e00\u7a2e\u5feb\u901f\u3001\u5b89\u5168\u4e14\u9ad8\u6548\u7684\u7a0b\u5f0f\u8a9e\u8a00\uff0c\u9069\u7528\u65bc iOS\u3001macOS\u3001watchOS \u548c tvOS \u61c9\u7528\u7a0b\u5f0f\u7684\u958b\u767c\u3002\u7279\u5225\u662f\u5728\u8655\u7406\u96e2\u7dda\u8cc7\u6599\u5b58\u53d6\u6642\uff0c\u958b\u767c\u8005\u9700\u8981\u77ad\u89e3\u5982\u4f55\u5feb\u901f\u4e14\u6709\u6548\u5730\u5b58\u53d6\u672c\u5730\u8cc7\u6599\u3002\u672c\u6587\u5c07\u4ecb\u7d39 Swift \u96e2\u7dda\u8cc7\u6599\u5b58\u53d6\u7684\u6700\u65b0\u6280\u8853\u8207\u6700\u4f73\u5be6\u8e10\uff0c\u4e26\u63d0\u4f9b\u5fc5\u8981\u7684\u5be6\u4f5c\u7bc4\u4f8b\u3002<\/p>\n

Swift \u96e2\u7dda\u8cc7\u6599\u5b58\u53d6\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n

Swift \u4e2d\u7684\u96e2\u7dda\u8cc7\u6599\u5b58\u53d6\u4e3b\u8981\u662f\u5c07\u8cc7\u6599\u5b58\u653e\u5728\u672c\u5730\u8a2d\u5099\u4e0a\u800c\u975e\u4f3a\u670d\u5668\uff0c\u9019\u4e0d\u50c5\u80fd\u6e1b\u8f15\u4f3a\u670d\u5668\u8ca0\u64d4\uff0c\u4e5f\u80fd\u5728\u6c92\u6709\u7db2\u8def\u9023\u63a5\u7684\u60c5\u6cc1\u4e0b\u5feb\u901f\u5b58\u53d6\u8cc7\u6599\u3002<\/p>\n

Swift \u96e2\u7dda\u8cc7\u6599\u5b58\u53d6\u7684\u65b9\u6cd5<\/h2>\n

\u5728 Swift \u4e2d\uff0c\u6709\u591a\u7a2e\u65b9\u6cd5\u53ef\u4ee5\u5be6\u73fe\u96e2\u7dda\u8cc7\u6599\u5b58\u53d6\uff0c\u6700\u5e38\u898b\u7684\u5305\u62ec\u4f7f\u7528 Core Data<\/strong> \u548c UserDefaults<\/strong>\u3002\u9019\u7bc7\u6587\u7ae0\u5c07\u91cd\u9ede\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528 Core Data \u4f86\u7ba1\u7406\u8cc7\u6599\u3002<\/p>\n

\u5982\u4f55\u4f7f\u7528 Core Data \u5feb\u901f\u5b58\u53d6\u96e2\u7dda\u8cc7\u6599<\/h2>\n

\u4ee5\u4e0b\u662f\u4f7f\u7528 Core Data \u9032\u884c\u96e2\u7dda\u8cc7\u6599\u5b58\u53d6\u7684\u8a73\u7d30\u6b65\u9a5f\uff1a<\/p>\n

    \n
  1. \u5efa\u7acb\u4e00\u500b\u65b0\u7684 Swift \u5c08\u6848\uff0c\u4e26\u5728\u5c08\u6848\u8a2d\u7f6e\u4e2d\u555f\u7528 Core Data\u3002<\/li>\n
  2. \u5728\u5c08\u6848\u4e2d\u5275\u5efa\u4e00\u500b\u65b0\u7684 NSManagedObject<\/strong> \u985e\uff0c\u9019\u5c07\u7528\u4f86\u8868\u793a\u4f60\u7684\u8cc7\u6599\u6a21\u578b\u3002<\/li>\n
  3. \u914d\u7f6e NSManagedObjectContext<\/strong>\uff0c\u9019\u662f\u7528\u65bc\u7ba1\u7406\u8cc7\u6599\u7684\u4e0a\u4e0b\u6587\u3002<\/li>\n
  4. \u4f7f\u7528 NSPersistentContainer<\/strong> \u4f86\u7ba1\u7406\u8cc7\u6599\u6301\u4e45\u6027\uff0c\u4e26\u52a0\u8f09\u8cc7\u6599\u6a21\u578b\u3002<\/li>\n
  5. \u5275\u5efa\u4e00\u500b\u65b0\u7269\u4ef6\u4e26\u5c07\u5176\u6dfb\u52a0\u5230\u4e0a\u4e0b\u6587\u4e2d\uff1a<\/li>\n
    let newItem = YourEntity(context: context)\nnewItem.attribute = value<\/code><\/pre>\n
  6. \u4fdd\u5b58\u8cc7\u6599\u4e0a\u4e0b\u6587\u4ee5\u78ba\u4fdd\u8cc7\u6599\u88ab\u6301\u4e45\u5316\uff1a<\/li>\n
    do {\n    try context.save()\n} catch {\n    print(\"Error saving context: \\(error)\")\n}<\/code><\/pre>\n
  7. \u5f9e\u8cc7\u6599\u5eab\u4e2d\u6aa2\u7d22\u8cc7\u6599\uff1a<\/li>\n
    let fetchRequest: NSFetchRequest = YourEntity.fetchRequest()\nlet results = try context.fetch(fetchRequest)<\/code><\/pre>\n<\/ol>\n
    \u932f\u8aa4\u6392\u9664<\/h2>\n
    \u5728\u4f7f\u7528 Core Data \u6642\uff0c\u958b\u767c\u8005\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u554f\u984c\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u932f\u8aa4\u53ca\u5176\u89e3\u6c7a\u65b9\u6cd5\uff1a<\/p>\n
      \n
    • \u8cc7\u6599\u7121\u6cd5\u4fdd\u5b58\uff1a<\/strong>\u6aa2\u67e5\u4e0a\u4e0b\u6587\u662f\u5426\u6b63\u78ba\u914d\u7f6e\uff0c\u4e26\u78ba\u4fdd\u6c92\u6709\u7d04\u675f\u9055\u898f\u3002<\/li>\n
    • \u8cc7\u6599\u7121\u6cd5\u6aa2\u7d22\uff1a<\/strong>\u78ba\u8a8d fetchRequest \u7684\u689d\u4ef6\u662f\u5426\u6b63\u78ba\uff0c\u4e26\u6aa2\u67e5\u8cc7\u6599\u6a21\u578b\u7684\u7d50\u69cb\u3002<\/li>\n<\/ul>\n
      \u5ef6\u4f38\u61c9\u7528<\/h2>\n
      \u9664\u4e86 Core Data\uff0c\u9084\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u5176\u4ed6\u8cc7\u6599\u5b58\u53d6\u65b9\u6cd5\uff0c\u4f8b\u5982\u4f7f\u7528 UserDefaults<\/strong> \u5b58\u5132\u5c0f\u578b\u8cc7\u6599\u3002<\/p>\n
      \"Swift<\/p>\n
      Q&A\uff08\u5e38\u898b\u554f\u984c\u89e3\u7b54\uff09<\/h2>\n
      Q1: Core Data \u548c UserDefaults \u6709\u4f55\u4e0d\u540c\uff1f<\/h3>\n
      A1: Core Data \u662f\u4e00\u500b\u5f37\u5927\u7684\u8cc7\u6599\u7ba1\u7406\u6846\u67b6\uff0c\u9069\u5408\u8655\u7406\u8907\u96dc\u7684\u8cc7\u6599\u7d50\u69cb\u548c\u95dc\u806f\u3002\u800c UserDefaults \u5247\u66f4\u7c21\u55ae\uff0c\u901a\u5e38\u7528\u65bc\u5132\u5b58\u5c0f\u578b\u7684\u8a2d\u5b9a\u6216\u4f7f\u7528\u8005\u504f\u597d\u3002<\/p>\n
      Q2: \u5728\u4f55\u7a2e\u60c5\u6cc1\u4e0b\u61c9\u4f7f\u7528 Core Data\uff1f<\/h3>\n
      A2: \u7576\u61c9\u7528\u7a0b\u5f0f\u9700\u8981\u8655\u7406\u5927\u91cf\u8cc7\u6599\u6216\u8907\u96dc\u8cc7\u6599\u7d50\u69cb\u6642\uff0c\u63a8\u85a6\u4f7f\u7528 Core Data\u3002\u5b83\u80fd\u6709\u6548\u7ba1\u7406\u8cc7\u6599\u95dc\u806f\u53ca\u7248\u672c\u63a7\u5236\u3002<\/p>\n
      Q3: \u5982\u4f55\u5728 Swift \u4e2d\u9032\u884c\u8cc7\u6599\u7684\u7248\u672c\u63a7\u5236\uff1f<\/h3>\n
      A3: Core Data \u63d0\u4f9b\u5167\u5efa\u7684\u7248\u672c\u63a7\u5236\u529f\u80fd\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u4f7f\u7528\u8cc7\u6599\u6a21\u578b\u7248\u672c\u5316\u529f\u80fd\u4f86\u7ba1\u7406\u8cc7\u6599\u6a21\u578b\u7684\u8b8a\u66f4\u3002<\/p>\n
      —<\/p>\n","protected":false},"excerpt":{"rendered":"
      \u6587\u7ae0\u6458\u8981\uff1a\u672c\u6587\u5c07\u4ecb\u7d39Swift\u4e2d\u7684\u96e2\u7dda\u8cc7\u6599\u5b58\u53d6\u65b9\u6cd5\uff0c\u8b93\u958b\u767c\u8005\u53ef\u4ee5\u5feb\u901f\u5b78\u7fd2\u5982\u4f55\u5728Swift\u4e2d\u5b58\u53d6\u96e2\u7dda\u8cc7\u6599\u3002\u6211\u5011\u5c07\u6df1\u5165\u63a2\u8a0eSwift\u4e2d\u7684\u96e2\u7dda\u8cc7\u6599\u5b58\u53d6\u6280\u8853\uff0c\u4e26\u63d0\u4f9b\u7c21\u55ae\u6613\u7528\u7684\u7a0b\u5f0f\u78bc\u7bc4\u4f8b\uff0c\u8b93\u958b\u767c\u8005\u53ef\u4ee5\u5feb\u901f\u4e0a\u624b\u3002<\/p>\n","protected":false},"author":1,"featured_media":6895,"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-6896","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-\u96e2\u7dda\u8cc7\u6599\u5b58\u53d6-\ud83d\udcbe-\u96e2\u7dda\u8cc7\u6599\u5feb\u901f\u5b58\u53d6\u6cd5_1675397974.811379.webp","jetpack-related-posts":[],"jetpack_shortlink":"https:\/\/wp.me\/pcFK27-1Ne","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/6896","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=6896"}],"version-history":[{"count":1,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/6896\/revisions"}],"predecessor-version":[{"id":13456,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/6896\/revisions\/13456"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media\/6895"}],"wp:attachment":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media?parent=6896"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=6896"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=6896"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}