{"id":6934,"date":"2025-06-04T13:49:34","date_gmt":"2025-06-05T05:50:34","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=6934"},"modified":"2025-06-05T13:49:34","modified_gmt":"2025-06-05T05:50:34","slug":"https-badgameshow-com-steven-143","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/swift\/https-badgameshow-com-steven-143\/","title":{"rendered":"\u5982\u4f55\u4f7f\u7528 Swift \u5132\u5b58\u8a2d\u5b9a\u8cc7\u6599\uff1a2025 \u6700\u65b0\u6700\u4f73\u5be6\u8e10 \ud83d\udcbe"},"content":{"rendered":"<p>&#8220;`html<br \/>\n<meta name=\"keywords\" content=\"swift, \u5132\u5b58\u8a2d\u5b9a\u8cc7\u6599, UserDefaults, Swift \u6559\u5b78\"><\/p>\n<h1>\u5982\u4f55\u4f7f\u7528 Swift \u5132\u5b58\u8a2d\u5b9a\u8cc7\u6599\uff1a2025 \u6700\u65b0\u6700\u4f73\u5be6\u8e10 \ud83d\udcbe<\/h1>\n<p>Swift \u662f\u4e00\u7a2e\u5feb\u901f\u3001\u5b89\u5168\u7684\u7a0b\u5f0f\u8a9e\u8a00\uff0c\u975e\u5e38\u9069\u5408\u958b\u767c\u529f\u80fd\u5f37\u5927\u7684\u61c9\u7528\u7a0b\u5f0f\u3002\u5728\u61c9\u7528\u7a0b\u5f0f\u958b\u767c\u904e\u7a0b\u4e2d\uff0c\u6b63\u78ba\u5132\u5b58\u8a2d\u5b9a\u8cc7\u6599\u662f\u81f3\u95dc\u91cd\u8981\u7684\u4e00\u6b65\u3002\u672c\u6587\u5c07\u5168\u9762\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528 Swift \u4e2d\u7684 <strong>UserDefaults<\/strong> \u4f86\u5132\u5b58\u8a2d\u5b9a\u8cc7\u6599\uff0c\u4e26\u63d0\u4f9b\u5be6\u4f5c\u7bc4\u4f8b\u53ca\u6700\u4f73\u5be6\u8e10\u3002<\/p>\n<h2>\u4ec0\u9ebc\u662f UserDefaults\uff1f<\/h2>\n<p>UserDefaults \u662f\u4e00\u500b\u7528\u65bc\u5132\u5b58\u5c0f\u578b\u914d\u7f6e\u8cc7\u6599\u7684\u8f15\u91cf\u7d1a\u89e3\u6c7a\u65b9\u6848\uff0c\u9069\u5408\u5132\u5b58\u7528\u6236\u504f\u597d\u8a2d\u7f6e\u6216\u61c9\u7528\u7a0b\u5f0f\u72c0\u614b\u7b49\u57fa\u672c\u8cc7\u6599\u578b\u614b\uff0c\u4f8b\u5982\u5b57\u4e32\u3001\u6574\u6578\u3001\u6d6e\u9ede\u6578\u548c\u5e03\u6797\u503c\u7b49\u3002<\/p>\n<h2>\u4f7f\u7528 UserDefaults \u5132\u5b58\u8a2d\u5b9a\u8cc7\u6599<\/h2>\n<p>\u8981\u4f7f\u7528 UserDefaults\uff0c\u9996\u5148\u9700\u8981\u7372\u53d6\u5b83\u7684\u5be6\u4f8b\uff1a<\/p>\n<pre><code class=\"language-swift line-numbers\">let defaults = UserDefaults.standard<\/code><\/pre>\n<p>\u63a5\u4e0b\u4f86\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>set<\/code> \u65b9\u6cd5\u4f86\u5132\u5b58\u8a2d\u5b9a\u8cc7\u6599\uff1a<\/p>\n<pre><code class=\"language-swift line-numbers\">defaults.set(\"John Doe\", forKey: \"name\")\ndefaults.set(25, forKey: \"age\")\ndefaults.set(true, forKey: \"isRegistered\")<\/code><\/pre>\n<h2>\u8b80\u53d6\u8a2d\u5b9a\u8cc7\u6599<\/h2>\n<p>\u5132\u5b58\u5b8c\u8a2d\u5b9a\u8cc7\u6599\u5f8c\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>object(forKey:)<\/code> \u65b9\u6cd5\u4f86\u8b80\u53d6\u9019\u4e9b\u8cc7\u6599\uff1a<\/p>\n<pre><code class=\"language-swift line-numbers\">let name = defaults.object(forKey: \"name\") as? 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