{"id":6772,"date":"2025-06-02T12:33:01","date_gmt":"2025-06-05T05:17:01","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=6772"},"modified":"2025-06-05T12:33:01","modified_gmt":"2025-06-05T05:17:01","slug":"https-badgameshow-com-steven-62","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/swift\/https-badgameshow-com-steven-62\/","title":{"rendered":"Swift \u6578\u64da\u5eab\u6559\u5b78\uff1a2025 \u6700\u65b0\u81ea\u8a02\u6578\u64da\u5eab\u5efa\u7acb\u65b9\u6cd5 \ud83d\udcbe"},"content":{"rendered":"<p>&#8220;`html<br \/>\n<meta name=\"keywords\" content=\"swift, \u6578\u64da\u5eab, \u81ea\u8a02\u6578\u64da\u5eab, Core Data, SwiftUI, \u958b\u767c\u6559\u5b78\"><\/p>\n<h2>\u7c21\u4ecb<\/h2>\n<p>Swift \u662f\u4e00\u7a2e\u5feb\u901f\u4e14\u5b89\u5168\u7684\u7a0b\u5f0f\u8a9e\u8a00\uff0c\u5ee3\u6cdb\u7528\u65bc\u958b\u767c iOS\u3001macOS\u3001watchOS \u548c tvOS \u61c9\u7528\u7a0b\u5f0f\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528 Swift \u4f86\u5efa\u7acb\u81ea\u8a02\u6578\u64da\u5eab\uff0c\u4ee5\u4fbf\u60a8\u80fd\u5920\u5728\u81ea\u5df1\u7684\u8a2d\u5099\u4e0a\u5132\u5b58\u8cc7\u6599\uff0c\u4e26\u6709\u6548\u7ba1\u7406\u9019\u4e9b\u8cc7\u6599\u3002<\/p>\n<h2>\u4ec0\u9ebc\u662f Core Data\uff1f<\/h2>\n<p>Swift \u63d0\u4f9b\u4e86\u4e00\u500b\u5f37\u5927\u7684\u6846\u67b6 <strong>Core Data<\/strong>\uff0c\u7528\u65bc\u8cc7\u6599\u6a21\u578b\u8a2d\u8a08\u8207\u8cc7\u6599\u6301\u4e45\u5316\u3002Core Data \u4e0d\u50c5\u53ef\u4ee5\u5e6b\u52a9\u60a8\u5efa\u7acb\u81ea\u8a02\u6578\u64da\u5eab\uff0c\u9084\u53ef\u4ee5\u8f15\u9b06\u7ba1\u7406\u8cc7\u6599\u7684\u95dc\u806f\u6027\u8207\u7248\u672c\u63a7\u5236\u3002<\/p>\n<h2>\u5efa\u7acb\u81ea\u8a02\u6578\u64da\u5eab\u7684\u6b65\u9a5f<\/h2>\n<h3>1. \u5efa\u7acb\u65b0\u7684 Swift \u5c08\u6848<\/h3>\n<p>\u9996\u5148\uff0c\u60a8\u9700\u8981\u5728 Xcode \u4e2d\u5efa\u7acb\u4e00\u500b\u65b0\u7684 Swift \u5c08\u6848\uff0c\u4e26\u78ba\u4fdd\u5728\u5c08\u6848\u8a2d\u7f6e\u4e2d\u52fe\u9078 <strong>Use Core Data<\/strong> \u9078\u9805\u3002<\/p>\n<h3>2. \u8a2d\u5b9a\u8cc7\u6599\u6a21\u578b<\/h3>\n<p>\u5728 Xcode \u7684\u8cc7\u6599\u6a21\u578b\u7de8\u8f2f\u5668\u4e2d\uff0c\u60a8\u53ef\u4ee5\u65b0\u589e\u5be6\u9ad4\uff08Entity\uff09\u4e26\u5b9a\u7fa9\u5176\u5c6c\u6027\uff08Attributes\uff09\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u5275\u5efa\u4e00\u500b\u540d\u70ba <strong>DataObject<\/strong> \u7684\u5be6\u9ad4\uff0c\u4e26\u8a2d\u7f6e\u5176\u5c6c\u6027\u70ba <strong>data<\/strong>\uff08String \u985e\u578b\uff09\u3002<\/p>\n<h3>3. \u958b\u59cb\u7de8\u7a0b<\/h3>\n<p>\u63a5\u4e0b\u4f86\uff0c\u60a8\u53ef\u4ee5\u5728 Swift \u7a0b\u5f0f\u78bc\u4e2d\u4f7f\u7528\u4ee5\u4e0b\u7a0b\u5f0f\u78bc\u4f86\u5efa\u7acb\u4e00\u500b\u65b0\u7684\u8cc7\u6599\u5eab\u4e0a\u4e0b\u6587\uff1a<\/p>\n<pre><code class=\"language-swift line-numbers\">let managedObjectContext = (UIApplication.shared.delegate as! 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