{"id":7106,"date":"2025-06-04T13:53:47","date_gmt":"2025-06-05T06:40:46","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=7106"},"modified":"2025-06-05T13:53:47","modified_gmt":"2025-06-05T06:40:46","slug":"https-badgameshow-com-steven-228","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/swift\/https-badgameshow-com-steven-228\/","title":{"rendered":"Swift \u8cc7\u6599\u5eab\u5b58\u53d6\u6559\u5b78 \ud83d\udcbe 2025 \u6700\u65b0\u65b9\u6cd5\u5feb\u901f\u5b58\u53d6\u7528\u6236\u8cc7\u6599"},"content":{"rendered":"<p><meta name=\"keywords\" content=\"swift, \u8cc7\u6599\u5eab\u5b58\u53d6, Core Data, \u7528\u6236\u8cc7\u6599, Swift \u6559\u5b78, 2025 \u6700\u65b0\u8a9e\u6cd5\"><\/p>\n<h2>Swift \u8cc7\u6599\u5eab\u5b58\u53d6\u6559\u5b78 \ud83d\udcbe 2025 \u6700\u65b0\u65b9\u6cd5\u5feb\u901f\u5b58\u53d6\u7528\u6236\u8cc7\u6599<\/h2>\n<p>\u96a8\u8457\u79d1\u6280\u7684\u9032\u6b65\uff0c\u8d8a\u4f86\u8d8a\u591a\u7684\u61c9\u7528\u7a0b\u5f0f\u958b\u59cb\u4f7f\u7528\u8cc7\u6599\u5eab\u4f86\u5132\u5b58\u7528\u6236\u8cc7\u6599\u3002Swift \u662f\u4e00\u7a2e\u5feb\u901f\u3001\u5b89\u5168\u4e14\u6613\u65bc\u4f7f\u7528\u7684\u7a0b\u5f0f\u8a9e\u8a00\uff0c\u8b93\u958b\u767c\u8005\u80fd\u5920\u8f15\u9b06\u5730\u5b58\u53d6\u8cc7\u6599\u5eab\u4e2d\u7684\u8cc7\u6599\u3002\u672c\u7bc7\u6587\u7ae0\u5c07\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528 **Core Data** \u6846\u67b6\u4f86\u9032\u884c\u8cc7\u6599\u5b58\u53d6\uff0c\u4e26\u63d0\u4f9b\u5b8c\u6574\u7684\u6559\u5b78\u6d41\u7a0b\u8207\u5be6\u4f5c\u7bc4\u4f8b\u3002<\/p>\n<h2>\u4ec0\u9ebc\u662f Core Data\uff1f<\/h2>\n<p>Core Data \u662f\u4e00\u500b\u8cc7\u6599\u6a21\u578b\u6846\u67b6\uff0c\u8b93\u958b\u767c\u8005\u80fd\u5920\u5c07\u8cc7\u6599\u5132\u5b58\u5728\u8cc7\u6599\u5eab\u4e2d\uff0c\u4e26\u5feb\u901f\u4e14\u6709\u6548\u5730\u5b58\u53d6\u9019\u4e9b\u8cc7\u6599\u3002\u5b83\u4e0d\u50c5\u80fd\u7ba1\u7406\u8cc7\u6599\u7684\u6301\u4e45\u5316\uff0c\u9084\u80fd\u63d0\u4f9b\u5c0d\u8cc7\u6599\u7684\u67e5\u8a62\u8207\u904e\u6ffe\u529f\u80fd\uff0c\u4f7f\u5f97\u8cc7\u6599\u5b58\u53d6\u66f4\u52a0\u9748\u6d3b\u3002<\/p>\n<h2>\u4f7f\u7528 Core Data \u5b58\u53d6\u8cc7\u6599\u7684\u6b65\u9a5f<\/h2>\n<p>\u4f7f\u7528 Core Data \u4f86\u5b58\u53d6\u8cc7\u6599\u5eab\u4e2d\u7684\u8cc7\u6599\uff0c\u53ea\u9700\u4ee5\u4e0b\u5e7e\u500b\u6b65\u9a5f\uff1a<\/p>\n<ol>\n<li>\u5efa\u7acb\u4e00\u500b\u65b0\u7684 Swift \u61c9\u7528\u7a0b\u5f0f\u3002<\/li>\n<li>\u5728\u61c9\u7528\u7a0b\u5f0f\u4e2d\u5efa\u7acb\u4e00\u500b\u65b0\u7684 Core Data \u6a21\u578b\u3002<\/li>\n<li>\u5b9a\u7fa9\u8cc7\u6599\u6a21\u578b\u4e2d\u7684\u5be6\u9ad4\u8207\u5c6c\u6027\u3002<\/li>\n<li>\u5c07\u8cc7\u6599\u5132\u5b58\u5230 Core Data \u6a21\u578b\u4e2d\u3002<\/li>\n<li>\u4f7f\u7528 Core Data \u6846\u67b6\u4f86\u5b58\u53d6\u8cc7\u6599\u5eab\u4e2d\u7684\u8cc7\u6599\u3002<\/li>\n<\/ol>\n<h2>\u5be6\u4f5c\u7bc4\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u7a0b\u5f0f\u78bc\u7bc4\u4f8b\uff0c\u6f14\u793a\u5982\u4f55\u4f7f\u7528 Core Data \u5b58\u53d6\u8cc7\u6599\uff1a<\/p>\n<pre><code class=\"language-swift line-numbers\">\/\/ \u53d6\u5f97\u63a7\u5236\u4e0a\u4e0b\u6587\nlet managedObjectContext = (UIApplication.shared.delegate as! AppDelegate).persistentContainer.viewContext\n\n\/\/ \u5275\u5efa\u65b0\u7528\u6236\u5be6\u9ad4\nlet user = User(context: managedObjectContext)\nuser.name = \"John\"\nuser.age = 25\n\n\/\/ \u5c07\u8cc7\u6599\u5132\u5b58\u5230\u8cc7\u6599\u5eab\u4e2d\ndo {\n    try managedObjectContext.save()\n    print(\"\u7528\u6236\u8cc7\u6599\u5df2\u6210\u529f\u5132\u5b58\u3002\")\n} catch {\n    print(\"\u5132\u5b58\u5931\u6557: \\(error.localizedDescription)\")\n}\n\n\/\/ \u4f7f\u7528 Core Data \u6846\u67b6\u4f86\u5b58\u53d6\u8cc7\u6599\nlet fetchRequest = NSFetchRequest<User>(entityName: \"User\")\ndo {\n    let users = try managedObjectContext.fetch(fetchRequest)\n    for user in users {\n        print(\"\u59d3\u540d: \\(user.name ?? \"\u672a\u77e5\")\")\n        print(\"\u5e74\u9f61: \\(user.age)\")\n    }\n} catch {\n    print(\"\u8cc7\u6599\u63d0\u53d6\u5931\u6557: \\(error.localizedDescription)\")\n}\n<\/code><\/pre>\n<p>\u9019\u6bb5\u7a0b\u5f0f\u78bc\u5c55\u793a\u4e86\u5982\u4f55\u5275\u5efa\u4e00\u500b\u65b0\u7684\u7528\u6236\u5be6\u9ad4\uff0c\u5c07\u5176\u5132\u5b58\u5230 Core Data\uff0c\u4e26\u6aa2\u7d22\u6240\u6709\u7528\u6236\u8cc7\u6599\u3002\u9019\u6a23\u7684\u5be6\u4f5c\u4f7f\u958b\u767c\u8005\u80fd\u5920\u5feb\u901f\u4e14\u6709\u6548\u5730\u7ba1\u7406\u7528\u6236\u8cc7\u6599\u3002<\/p>\n<h2>\u932f\u8aa4\u6392\u9664<\/h2>\n<p>\u5728\u4f7f\u7528 Core Data \u6642\uff0c\u5e38\u898b\u7684\u932f\u8aa4\u5305\u62ec\uff1a<br \/>\n&#8211; **\u4e0a\u4e0b\u6587\u672a\u521d\u59cb\u5316**\uff1a\u78ba\u4fdd\u5728\u4f7f\u7528 `managedObjectContext` \u524d\u5df2\u8a2d\u5b9a\u597d Core Data \u74b0\u5883\u3002<br \/>\n&#8211; **\u8cc7\u6599\u6a21\u578b\u4e0d\u4e00\u81f4**\uff1a\u5728\u4fee\u6539\u8cc7\u6599\u6a21\u578b\u5f8c\uff0c\u53ef\u80fd\u9700\u8981\u6e05\u7406\u7a0b\u5f0f\u7684\u904b\u884c\u8cc7\u6599\u4f86\u89e3\u6c7a\u4e0d\u4e00\u81f4\u554f\u984c\u3002<\/p>\n<h2>\u5ef6\u4f38\u61c9\u7528<\/h2>\n<p>\u9664\u4e86\u7528\u6236\u8cc7\u6599\u7684\u5b58\u53d6\uff0cCore Data \u4e5f\u53ef\u61c9\u7528\u65bc\u5132\u5b58\u61c9\u7528\u7a0b\u5f0f\u7684\u8a2d\u5b9a\u3001\u7de9\u5b58\u8cc7\u6599\u53ca\u5176\u4ed6\u76f8\u95dc\u8cc7\u6599\u3002\u958b\u767c\u8005\u53ef\u4ee5\u5229\u7528 Core Data \u7684\u529f\u80fd\u4f86\u5efa\u7acb\u66f4\u8907\u96dc\u7684\u8cc7\u6599\u7d50\u69cb\u53ca\u95dc\u806f\u3002<\/p>\n<h2>\u7d50\u8ad6<\/h2>\n<p>\u4f7f\u7528 Swift \u4f86\u5b58\u53d6\u8cc7\u6599\u5eab\u4e2d\u7684\u8cc7\u6599\uff0c\u4e0d\u50c5\u4f7f\u958b\u767c\u904e\u7a0b\u66f4\u52a0\u9ad8\u6548\uff0c\u9084\u80fd\u63d0\u9ad8\u61c9\u7528\u7a0b\u5f0f\u7684\u5b89\u5168\u6027\u8207\u53ef\u9760\u6027\u3002\u5e0c\u671b\u672c\u7bc7\u6587\u7ae0\u80fd\u5e6b\u52a9\u4f60\u5feb\u901f\u638c\u63e1 Core Data \u7684\u4f7f\u7528\u3002<\/p>\n<h2>Q&#038;A\uff08\u5e38\u898b\u554f\u984c\u89e3\u7b54\uff09<\/h2>\n<h3>Q1: Core Data \u662f\u4ec0\u9ebc\uff1f<\/h3>\n<p>A1: Core Data \u662f Apple \u63d0\u4f9b\u7684\u4e00\u500b\u8cc7\u6599\u6301\u4e45\u5316\u6846\u67b6\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u7ba1\u7406\u61c9\u7528\u7a0b\u5f0f\u7684\u8cc7\u6599\u6a21\u578b\u3001\u8cc7\u6599\u5132\u5b58\u53ca\u67e5\u8a62\u3002<\/p>\n<h3>Q2: \u5982\u4f55\u8655\u7406 Core Data \u4e2d\u7684\u8cc7\u6599\u885d\u7a81\uff1f<\/h3>\n<p>A2: \u53ef\u4ee5\u4f7f\u7528\u5408\u4f75\u7b56\u7565\u4f86\u6c7a\u5b9a\u5982\u4f55\u8655\u7406\u8cc7\u6599\u885d\u7a81\uff0c\u6216\u5728\u5132\u5b58\u8cc7\u6599\u524d\u6aa2\u67e5\u8cc7\u6599\u662f\u5426\u5df2\u5b58\u5728\u3002<\/p>\n<h3>Q3: Core Data \u662f\u5426\u652f\u63f4\u591a\u7dda\u7a0b\u4f7f\u7528\uff1f<\/h3>\n<p>A3: \u662f\u7684\uff0cCore Data \u652f\u63f4\u591a\u7dda\u7a0b\uff0c\u4f46\u9700\u8981\u5c0f\u5fc3\u7ba1\u7406\u4e0a\u4e0b\u6587\u7684\u4f7f\u7528\uff0c\u907f\u514d\u591a\u7dda\u7a0b\u554f\u984c\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/badgameshow.com\/steven\/wp-content\/uploads\/2023\/02\/Swift-\u8cc7\u6599\u5eab\u5b58\u53d6-\ud83d\udcbe\u5feb\u901f\u5b58\u53d6\u7528\u6236\u8cc7\u6599_1675402658.865173.webp\" alt=\"Swift \u8cc7\u6599\u5eab\u5b58\u53d6 \ud83d\udcbe\u5feb\u901f\u5b58\u53d6\u7528\u6236\u8cc7\u6599\" title=\"Swift \u8cc7\u6599\u5eab\u5b58\u53d6\u6559\u5b78 - 2025 \u6700\u65b0\u65b9\u6cd5\" width=\"1200\" height=\"628\"\/><br \/>\n&#8212;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\u7ae0\u6458\u8981(Description):\u4e86\u89e3\u5982\u4f55\u4f7f\u7528Swift\u8cc7\u6599\u5eab\u5b58\u53d6\uff0c\u5feb\u901f\u5b58\u53d6\u7528\u6236\u8cc7\u6599\uff0c\u63d0\u5347\u7a0b\u5f0f\u6548\u80fd\uff0c\u6e1b\u5c11\u958b\u767c\u6642\u9593\u3002<\/p>\n","protected":false},"author":1,"featured_media":7105,"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-7106","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-\u8cc7\u6599\u5eab\u5b58\u53d6-\ud83d\udcbe\u5feb\u901f\u5b58\u53d6\u7528\u6236\u8cc7\u6599_1675402658.865173.webp","jetpack-related-posts":[],"jetpack_shortlink":"https:\/\/wp.me\/pcFK27-1QC","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/7106","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=7106"}],"version-history":[{"count":2,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/7106\/revisions"}],"predecessor-version":[{"id":13321,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/7106\/revisions\/13321"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media\/7105"}],"wp:attachment":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media?parent=7106"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=7106"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=7106"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}