{"id":4049,"date":"2025-05-29T11:18:36","date_gmt":"2025-06-05T04:02:36","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=4049"},"modified":"2025-06-05T11:18:36","modified_gmt":"2025-06-05T04:02:36","slug":"%e5%ad%b8%e7%bf%92%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8swift%e4%b8%ad%e7%9a%84%e6%95%b8%e6%93%9a%e5%ad%98%e5%84%b2-2","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/swift\/%e5%ad%b8%e7%bf%92%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8swift%e4%b8%ad%e7%9a%84%e6%95%b8%e6%93%9a%e5%ad%98%e5%84%b2-2\/","title":{"rendered":"2025 \u6700\u65b0 Swift \u7a0b\u5f0f\u6559\u5b78\uff1a\u6df1\u5165\u4e86\u89e3\u6578\u64da\u5b58\u5132\u8207\u7ba1\u7406"},"content":{"rendered":"

<\/p>\n

2025 \u6700\u65b0 Swift \u7a0b\u5f0f\u6559\u5b78\uff1a\u6df1\u5165\u4e86\u89e3\u6578\u64da\u5b58\u5132\u8207\u7ba1\u7406<\/h1>\n

Swift \u662f\u4e00\u7a2e\u975e\u5e38\u6d41\u884c\u7684\u7de8\u7a0b\u8a9e\u8a00\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u958b\u767c iOS\u3001macOS\u3001watchOS \u548c tvOS \u61c9\u7528\u7a0b\u5e8f\u3002\u5728\u958b\u767c\u61c9\u7528\u7a0b\u5e8f\u7684\u904e\u7a0b\u4e2d\uff0c\u6578\u64da\u5b58\u5132\u662f\u4e00\u500b\u81f3\u95dc\u91cd\u8981\u7684\u90e8\u5206\uff0c\u56e0\u6b64\u5b78\u7fd2\u5982\u4f55\u6709\u6548\u5730\u4f7f\u7528 Swift \u4e2d\u7684\u6578\u64da\u5b58\u5132\u6280\u8853\u662f\u6bcf\u4f4d\u958b\u767c\u8005\u7684\u5fc5\u5099\u6280\u80fd\u3002\u672c\u6587\u5c07\u5168\u9762\u4ecb\u7d39 Swift \u4e2d\u7684\u6578\u64da\u5b58\u5132\u65b9\u6cd5\uff0c\u5305\u62ec\u5982\u4f55\u4f7f\u7528 UserDefaults\u3001FileManager\u3001SQLite \u548c CoreData \u9032\u884c\u6578\u64da\u6301\u4e45\u5316\u3002<\/p>\n

\u4f7f\u7528 UserDefaults \u985e\u9032\u884c\u504f\u597d\u8a2d\u7f6e\u5b58\u5132<\/h2>\n

UserDefaults \u662f Swift \u4e2d\u7684\u4e00\u500b\u5167\u7f6e\u985e\uff0c\u7528\u65bc\u5b58\u5132\u548c\u6aa2\u7d22\u7528\u6236\u504f\u597d\u8a2d\u7f6e\u6578\u64da\u3002\u5b83\u53ef\u4ee5\u5b58\u5132\u57fa\u672c\u985e\u578b\u7684\u6578\u64da\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u6574\u6578\u3001\u6d6e\u9ede\u6578\u548c\u5e03\u723e\u503c\u7b49\uff0c\u4e5f\u80fd\u5b58\u5132\u8907\u96dc\u985e\u578b\u7684\u6578\u64da\uff0c\u4f8b\u5982\u6578\u7d44\u548c\u5b57\u5178\u3002<\/p>\n

\u8981\u4f7f\u7528 UserDefaults \u5b58\u5132\u6578\u64da\uff0c\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9a5f\u9032\u884c\uff1a<\/p>\n

1. **\u5275\u5efa UserDefaults \u5c0d\u8c61**\uff1a<\/p>\n

\n   let defaults = UserDefaults.standard\n   <\/pre>\n
2. **\u5b58\u5132\u6578\u64da**\uff1a<\/p>\n
\n   defaults.set(\"John\", forKey: \"name\")\n   defaults.set(25, forKey: \"age\")\n   <\/pre>\n
3. **\u7372\u53d6\u6578\u64da**\uff1a<\/p>\n
\n   let name = defaults.string(forKey: \"name\") ?? \"\u672a\u77e5\"\n   let age = defaults.integer(forKey: \"age\")\n   <\/pre>\n
\u9019\u6a23\uff0c\u4f60\u5c31\u53ef\u4ee5\u8f15\u9b06\u5730\u7ba1\u7406\u7528\u6236\u7684\u504f\u597d\u8a2d\u7f6e\u3002<\/p>\n
\u4f7f\u7528 FileManager \u985e\u9032\u884c\u6587\u4ef6\u7ba1\u7406<\/h2>\n
FileManager \u662f Swift \u4e2d\u7684\u53e6\u4e00\u500b\u5f37\u5927\u5167\u7f6e\u985e\uff0c\u7528\u65bc\u7ba1\u7406\u6587\u4ef6\u548c\u76ee\u9304\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528\u5b83\u4f86\u5275\u5efa\u3001\u522a\u9664\u3001\u79fb\u52d5\u548c\u8907\u88fd\u6587\u4ef6\u53ca\u76ee\u9304\u3002<\/p>\n
\u4ee5\u4e0b\u662f\u4f7f\u7528 FileManager \u7684\u57fa\u672c\u6d41\u7a0b\uff1a<\/p>\n
1. **\u5275\u5efa FileManager \u5c0d\u8c61**\uff1a<\/p>\n
\n   let fileManager = FileManager.default\n   <\/pre>\n
2. **\u5275\u5efa\u76ee\u9304**\uff1a<\/p>\n
\n   let path = \"\/Users\/john\/Documents\/MyFolder\"\n\n   do {\n       try fileManager.createDirectory(atPath: path, withIntermediateDirectories: true, attributes: nil)\n   } catch {\n       print(\"\u5275\u5efa\u76ee\u9304\u5931\u6557\uff1a\\(error)\")\n   }\n   <\/pre>\n
3. **\u7372\u53d6\u76ee\u9304\u4e2d\u7684\u6587\u4ef6\u5217\u8868**\uff1a<\/p>\n
\n   do {\n       let files = try fileManager.contentsOfDirectory(atPath: path)\n       print(\"\u76ee\u9304\u4e2d\u7684\u6587\u4ef6\uff1a\\(files)\")\n   } catch {\n       print(\"\u7372\u53d6\u6587\u4ef6\u5217\u8868\u5931\u6557\uff1a\\(error)\")\n   }\n   <\/pre>\n
\u9019\u6a23\u4e00\u4f86\uff0c\u4f60\u5c31\u80fd\u5920\u6709\u6548\u5730\u7ba1\u7406\u61c9\u7528\u7a0b\u5e8f\u4e2d\u7684\u6587\u4ef6\u3002<\/p>\n
\u4f7f\u7528 SQLite \u548c CoreData \u6846\u67b6\u9032\u884c\u6578\u64da\u6301\u4e45\u5316\u5b58\u5132<\/h2>\n
SQLite \u662f\u4e00\u500b\u958b\u6e90\u7684\u8f15\u91cf\u7d1a\u6578\u64da\u5eab\uff0c\u9069\u5408\u7528\u65bc\u5b58\u5132\u548c\u6aa2\u7d22\u6578\u64da\u3002CoreData \u5247\u662f Apple \u63d0\u4f9b\u7684\u4e00\u500b\u6846\u67b6\uff0c\u5c08\u70ba\u7ba1\u7406\u8907\u96dc\u6578\u64da\u6a21\u578b\u800c\u8a2d\u8a08\u3002<\/p>\n
\u82e5\u8981\u4f7f\u7528 SQLite \u548c CoreData \u9032\u884c\u6578\u64da\u5b58\u5132\uff0c\u53ef\u4ee5\u9075\u5faa\u4ee5\u4e0b\u6b65\u9a5f\uff1a<\/p>\n
1. **\u8a2d\u7f6e SQLite \u6216 CoreData**\uff1a<\/p>\n
\n\/\/ SQLite \u521d\u59cb\u5316\nlet sqlite = SQLite() \/\/ \u6b64\u8655\u9700\u8981\u5be6\u4f5c SQLite \u7684\u521d\u59cb\u5316\n\n\/\/ CoreData \u521d\u59cb\u5316\nlet coreData = CoreData() \/\/ \u6b64\u8655\u9700\u8981\u5be6\u4f5c CoreData \u7684\u521d\u59cb\u5316\n   <\/pre>\n
2. **\u5b58\u5132\u6578\u64da**\uff1a<\/p>\n
\n   sqlite.save(data) \/\/ \u81ea\u5b9a\u7fa9\u6578\u64da\u7d50\u69cb\n   coreData.save(data) \/\/ \u81ea\u5b9a\u7fa9\u6578\u64da\u7d50\u69cb\n   <\/pre>\n
3. **\u52a0\u8f09\u6578\u64da**\uff1a<\/p>\n
\n   let sqliteData = sqlite.load()\n   let coreDataItems = coreData.load()\n   <\/pre>\n
\u9019\u4e9b\u6b65\u9a5f\u5c07\u5e6b\u52a9\u4f60\u6709\u6548\u5730\u9032\u884c\u6578\u64da\u7684\u6301\u4e45\u5316\u5b58\u5132\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
\u672c\u6587\u4ecb\u7d39\u4e86 Swift \u4e2d\u7684\u6578\u64da\u5b58\u5132\u6280\u8853\uff0c\u5305\u62ec\u5982\u4f55\u4f7f\u7528 UserDefaults \u9032\u884c\u504f\u597d\u8a2d\u7f6e\u5b58\u5132\u3001\u4f7f\u7528 FileManager \u9032\u884c\u6587\u4ef6\u7ba1\u7406\uff0c\u4ee5\u53ca\u4f7f\u7528 SQLite \u548c CoreData \u5be6\u73fe\u6578\u64da\u6301\u4e45\u5316\u3002\u638c\u63e1\u9019\u4e9b\u6280\u8853\u5c07\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u7ba1\u7406\u61c9\u7528\u7a0b\u5e8f\u4e2d\u7684\u6578\u64da\uff0c\u63d0\u5347\u7528\u6236\u9ad4\u9a57\u3002<\/p>\n
Q&A\uff08\u5e38\u898b\u554f\u984c\u89e3\u7b54\uff09<\/h2>\n
1. UserDefaults \u6709\u4ec0\u9ebc\u9650\u5236\u55ce\uff1f<\/h3>\n
\u662f\u7684\uff0cUserDefaults \u9069\u5408\u5b58\u5132\u5c0f\u578b\u6578\u64da\uff0c\u5982\u7528\u6236\u504f\u597d\u8a2d\u7f6e\uff0c\u4f46\u4e0d\u5efa\u8b70\u7528\u65bc\u5927\u91cf\u6578\u64da\u6216\u5927\u578b\u6587\u4ef6\u3002<\/p>\n
2. \u5982\u4f55\u9078\u64c7\u4f7f\u7528 SQLite \u9084\u662f CoreData\uff1f<\/h3>\n
\u5982\u679c\u4f60\u7684\u6578\u64da\u6a21\u578b\u8f03\u70ba\u8907\u96dc\u4e14\u9700\u8981\u95dc\u806f\u64cd\u4f5c\uff0c\u5efa\u8b70\u4f7f\u7528 CoreData\uff1b\u82e5\u53ea\u662f\u7c21\u55ae\u7684\u6578\u64da\u5b58\u5132\uff0cSQLite \u53ef\u80fd\u66f4\u8f15\u91cf\u3002<\/p>\n
3. \u5728\u4f7f\u7528 FileManager \u6642\u9700\u8981\u6ce8\u610f\u4ec0\u9ebc\uff1f<\/h3>\n
\u78ba\u4fdd\u4f60\u6709\u8db3\u5920\u7684\u6b0a\u9650\u8a2a\u554f\u6307\u5b9a\u7684\u6587\u4ef6\u8def\u5f91\uff0c\u4e26\u8655\u7406\u53ef\u80fd\u51fa\u73fe\u7684\u932f\u8aa4\uff0c\u7279\u5225\u662f\u5728\u5275\u5efa\u6216\u522a\u9664\u6587\u4ef6\u6642\u3002<\/p>\n
—<\/p>\n","protected":false},"excerpt":{"rendered":"
\u6587\u7ae0\u6458\u8981\uff1a\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528Swift\u4e2d\u7684\u6578\u64da\u5b58\u5132\uff0c\u5305\u62ec\u5982\u4f55\u4f7f\u7528UserDefaults\u7c7b\u4f86\u9032\u884c\u504f\u597d\u8a2d\u7f6e\u5b58\u5132\u3001\u5982\u4f55\u4f7f\u7528FileManager\u7c7b\u4f86\u9032\u884c\u6587\u4ef6\u7ba1\u7406\u3001\u5982\u4f55\u4f7f\u7528SQLite\u548cCoreData\u6846\u67b6\u4f86\u9032\u884c\u6578\u64da\u6301\u4e45\u5316\u5b58\u5132\u7b49\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","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-4049","post","type-post","status-publish","format-standard","hentry","category-ios","category-swift","tag-ios","tag-swift"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack-related-posts":[],"jetpack_shortlink":"https:\/\/wp.me\/pcFK27-13j","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/4049","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=4049"}],"version-history":[{"count":1,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/4049\/revisions"}],"predecessor-version":[{"id":4050,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/4049\/revisions\/4050"}],"wp:attachment":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media?parent=4049"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=4049"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=4049"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}