![\"\"](\"https://sso.xdsr.xyz/file/6cb6ed0f308af0bfa4fc1.gif\"/)
\u6211\u7684\u5e94\u7528\u4e2d\uff0c \u6709\u4e00\u4e2a\u7528\u6237\uff0c\u5b83\u6709\u4e09\u53f0\u7535\u8111\uff0c\u5728\u5176\u4e2d\u4e00\u53f0\u7535\u8111\u4e0a\uff0c\u8fd0\u884c\u6211\u7684\u5e94\u7528\uff0c\u603b\u662f\u5728\u5927\u6982 6 \u5206\u949f\u5de6\u53f3\u4e4b\u540e\uff0c\u5c31\u53d1\u751f\u5d29\u6e83\uff0c\u91cd\u542f\u3002\u5bf9\u65b9\u628a\u5d29\u6e83\u62a5\u544a\u53d1\u9001\u7ed9\u6211\u4e86\uff0c\u4f46\u662f\u6211\u5b9e\u5728\u770b\u4e0d\u51fa\u95ee\u9898\u5728\u54ea\u91cc\uff0c\u65e0\u6cd5\u5b9a\u4f4d\u5230\u4ee3\u7801\uff0c\u4e14\u5728\u6211\u7684\u7535\u8111\u4e0a\u4e5f\u65e0\u6cd5\u590d\u73b0\uff0c\u5b9e\u5728\u4e0d\u77e5\u9053\u600e\u4e48\u53bb\u4fee\u590d\u5b83\u3002
\n\u8bf7\u5404\u4f4d\u5e2e\u5fd9\u770b\u770b\uff0c \u6709\u4ec0\u4e48\u529e\u6cd5\u53ef\u4ee5\u6765\u89e3\u51b3\u5e76\u5b9a\u4f4d bug \uff1f
\nhttps://gist.github.com/yeelone/d033d0857e5d974c03ae3043666e4b40
\n" }, { "author": { "url": "https://www.v2ex.com/member/Lambert2022", "name": "Lambert2022", "avatar": "https://cdn.v2ex.com/avatar/94fe/77db/581924_large.png?m=1751208551" }, "url": "https://www.v2ex.com/t/1141821", "title": "FoundationModels \u6846\u67b6\u5b9e\u8df5", "id": "https://www.v2ex.com/t/1141821", "date_published": "2025-06-29T14:44:36+00:00", "content_html": "\u5468\u672b\u4f7f\u7528 TCA + SharingGRDB \u64b8\u4e86\u4e00\u4e2a\u7b80\u5355\u7684 FoundationModels \u804a\u5929\u5e94\u7528\uff1b\u76ee\u524d\u53ea\u5b8c\u6210\u4e86\u57fa\u672c\u529f\u80fd\nhttps://imgur.com/hBFb7BF\n\u4ee3\u7801: https://github.com/Anderson-Hyl/FoundationModelsChat
\n" }, { "author": { "url": "https://www.v2ex.com/member/Lambert2022", "name": "Lambert2022", "avatar": "https://cdn.v2ex.com/avatar/94fe/77db/581924_large.png?m=1751208551" }, "url": "https://www.v2ex.com/t/1138615", "title": "Swift DocC \u6784\u5efa\u7684\u535a\u5ba2", "id": "https://www.v2ex.com/t/1138615", "date_published": "2025-06-14T13:28:09+00:00", "content_html": "\u770b\u5230\u7f51\u7edc\u4e0a\u6709\u5f88\u591a DocC \u6784\u5efa\u7684\u7f51\u9875\uff0c\u60f3\u7740\u80fd\u4e0d\u80fd\u7528\u5b83\u641e\u4e2a\u7b80\u6613\u7684\u535a\u5ba2\u3002\u82f9\u679c\u6587\u6863\u98ce\u683c\u7684\u535a\u5ba2\uff0c\u8fd8\u633a\u597d\u770b\u4f7f\u7528\u7684 Xcode 16.2 \u3001swift 6.0.3
\n\u4ee3\u7801\u5982\u4e0b
\nimport Foundation\n\nDispatchQueue.global().async {\n // \u8017\u65f6\u64cd\u4f5c\uff08\u5982\u7f51\u7edc\u8bf7\u6c42\u3001\u6587\u4ef6\u5904\u7406\uff09\n let data = downloadData()\n \n DispatchQueue.main.async {\n updateUI(with: data)\n }\n}\n\nfunc downloadData() -> String{\n sleep(2)\n return \"a\"\n}\n\nfunc updateUI(with: Any) {\n print(\"updateUI\")\n}\n\nsleep(10)\n\n\u4e3a\u4ec0\u4e48\u6211\u65e0\u6cd5\u8f93\u51fa updateUI
\n\u6211\u5e94\u8be5\u5982\u4f55\u5728\u5207\u6362\u5230\u4e3b\u7ebf\u7a0b\u65f6\u5019\uff0c\u8ba9\u4e3b\u7ebf\u7a0b\u8f93\u51fa updateUI
\n", "date_published": "2025-05-18T05:45:38+00:00", "title": "Swift \u840c\u65b0\uff0c DispatchQueue \u7684\u4e00\u4e2a\u95ee\u9898", "id": "https://www.v2ex.com/t/1132529" }, { "author": { "url": "https://www.v2ex.com/member/Xheldon", "name": "Xheldon", "avatar": "https://cdn.v2ex.com/avatar/9d56/9ce5/164398_large.png?m=1767594364" }, "url": "https://www.v2ex.com/t/1123864", "title": "\u5206\u4eab\u4e00\u4e0b\u4e00\u4e2a Web \u524d\u7aef\u521a\u5b66\u4e60 Swift \u65f6\u5019\u7684\u5fc3\u5f97\u535a\u6587", "id": "https://www.v2ex.com/t/1123864", "date_published": "2025-04-08T01:38:57+00:00", "content_html": "\u5730\u5740\u662f\uff1a\u4f60\u522b\u7ba1\u4ec0\u4e48 NFC \uff0cNFD \uff0c\u54b1\u53ea\u662f\u60f3\u641c\u51fa\u65e5\u8bed\u5462
\nimport Foundation\nimport ArgumentParser\n\n@main\nstruct Ripripgrep: ParsableCommand {\n\n @Option(name: .shortAndLong)\n var patterns: [String]\n\n @Argument(help: \"use stdin if no args\")\n var files: [String] = []\n\n func validate() throws {\n if patterns.isEmpty {\n fatalError(\"no patterns!\")\n }\n }\n\n struct Worker {\n var line: UnsafeMutablePointer<CChar>?\n var linecap = 0\n let patterns: [Regex<AnyRegexOutput>]\n\n mutating func start(stream: UnsafeMutablePointer<FILE>) {\n while case let linelen = getline(&line, &linecap, stream),\n linelen > 0 {\n let line = String(decoding: UnsafeRawBufferPointer(start: line!, count: linelen-1), as: UTF8.self)\n if patterns.allSatisfy({ line.contains($0) }) {\n print(line)\n }\n }\n }\n }\n\n func run() throws {\n\n var worker = Worker(patterns: try patterns.map { try Regex($0).ignoresCase() })\n\n if files.isEmpty {\n // use stdin\n worker.start(stream: stdin)\n } else {\n for file in files {\n let stream = fopen(file, \"rb\")!\n defer { fclose(stream) }\n worker.start(stream: stream)\n }\n }\n }\n\n}\n\n\u57fa\u4e8e\u73b0\u6709 Flutter Instagram Clone \u9879\u76ee\u8fdb\u884c SwiftUI \u91cd\u6784\nSwiftUI + TCA + PowerSync + Supabase\n\u79bb\u7ebf\u4f18\u5148\u3001\u5b9e\u65f6\u540c\u6b65\nGithub
\n" }, { "author": { "url": "https://www.v2ex.com/member/wendstation", "name": "wendstation", "avatar": "https://cdn.v2ex.com/gravatar/475779cd716e669c34bee4539307a53a?s=73&d=retro" }, "url": "https://www.v2ex.com/t/1102959", "title": "\u6fc0\u53d1\u7f16\u7a0b\u6fc0\u60c5\uff0c\u8f7b\u677e\u638c\u63e1 Swift SwiftUI", "id": "https://www.v2ex.com/t/1102959", "date_published": "2025-01-06T08:47:59+00:00", "content_html": "\u6700\u8fd1\u5f00\u53d1\u4e86\u4e00\u4e2a APP \uff0c\u6838\u5fc3\u529f\u80fd\u662f\uff1a
\n\u6211\u4eec\u7684\u76ee\u6807\u662f\u7b80\u5316\u60a8\u7684\u5b66\u4e60\u8fc7\u7a0b\uff0c\u8ba9 Swift \u5f00\u53d1\u53d8\u5f97\u524d\u6240\u672a\u6709\u7684\u7b80\u5355\u3002
\n" }, { "author": { "url": "https://www.v2ex.com/member/zhbhun", "name": "zhbhun", "avatar": "https://cdn.v2ex.com/gravatar/916b4b3d4e6263a4ebd7af9b33e9d770?s=73&d=retro" }, "url": "https://www.v2ex.com/t/1101104", "date_modified": "2024-12-29T14:48:23+00:00", "content_html": "https://github.com/zhbhun/ListKit
\n\u672c\u8eab\u662f\u4e2a\u524d\u7aef\u5f00\u53d1\uff0c\u6700\u8fd1\u4e00\u4e2a\u6708\u56e0\u4e1a\u52a1\u9700\u8981\u5728\u4f7f\u7528 Swift \u548c UIKit \u5f00\u53d1 iOS \u5e94\u7528\u3002\u4f46\u662f\u65e7\u9879\u76ee\u4e2d\u5404\u79cd\u4ee3\u7406\u548c\u534f\u8bae\uff0c\u90fd\u8ba9\u4ee3\u7801\u8df3\u6765\u8df3\u51fa\uff0c\u53e6\u5916\u9879\u76ee\u4e2d\u6ca1\u6709\u89c4\u8303\u7684 MVVM \u5f00\u53d1\u65b9\u5f0f\uff0c\u8ba9\u72b6\u6001\u6d41\u548c UI \u547d\u4ee4\u5f0f\u66f4\u65b0\uff0c\u50cf\u8718\u86db\u7f51\u4e00\u6837\u5404\u79cd\u4e71\u95ef\uff0c\u770b\u5f97\u6211\u8111\u58f3\u75bc\uff0c\u6240\u4ee5\u52a8\u624b\u505a\u4e86\u4e2a ListKit \u9879\u76ee\uff0c\u6c42\u5404\u4f4d\u5927\u4f6c\u6307\u70b9\u4e0b\uff0c\u8fd9\u6837\u5199\u662f\u4e0d\u662f\u6709\u4ec0\u4e48\u95ee\u9898\uff0c\u6216\u8005\u6709\u4ec0\u4e48\u66f4\u597d\u7684\u5efa\u8bae\uff1f
\nps\uff1a\u76ee\u524d\u6211\u5728\u4f7f\u7528\u58f0\u660e\u5f0f\u7684\u65b9\u5f0f\u5199\u590d\u6742\u914d\u7f6e\u7684\u65f6\u5019\uff0c\u4f1a\u9047\u5230 Swift \u63d0\u793a\u7f16\u8bd1\u5668\u65e0\u6cd5\u89e3\u6790\uff0c\u8ba9\u6211\u62c6\u5206\u8868\u8fbe\u5f0f\u7684\u95ee\u9898\ud83d\ude2d\uff01
\n", "date_published": "2024-12-29T14:47:59+00:00", "title": "\u5206\u4eab\u4e2a\u57fa\u4e8e UICollectionView \u5c01\u88c5\u7684\u6570\u636e\u9a71\u52a8\u548c\u58f0\u660e\u5f0f\u7ec4\u4ef6\u5e93 ListKit", "id": "https://www.v2ex.com/t/1101104" }, { "author": { "url": "https://www.v2ex.com/member/blackguester", "name": "blackguester", "avatar": "https://cdn.v2ex.com/avatar/5256/2b05/600588_large.png?m=1732896283" }, "url": "https://www.v2ex.com/t/1093851", "title": "\u95ee\u4e00\u4e2a\u5173\u4e8e CALayer \u7684\u8d44\u6e90\u91ca\u653e\u95ee\u9898", "id": "https://www.v2ex.com/t/1093851", "date_published": "2024-11-29T16:22:32+00:00", "content_html": "\u5047\u8bbe\u4e00\u4e2a CALayer \u4f1a\u751f\u6210\u4e00\u4e9b\u5b50 layers \uff0c\u91cd\u7f6e\u7684\u65f6\u5019\uff0c\u5404\u4f4d\u662f\u7528removeFromSuperlayer\uff0c\u8fd8\u662f\u76f4\u63a5sublayers = []?
class Mycalayer: CALayer {\n\n func update () {\n\n // insert some Sublayers here\n .....\n }\n\n func refresh () {\n\n // reset all sublayers\n self.sublayers?.forEach { layer in\n layer.removeFromSuperlayer()\n }\n\n // OR Just\n self.sublayers = []\n\n }\n\n}\n\u56e0\u4e3a\u8981\u5199\u539f\u751f\u63d2\u4ef6\uff0cswift \u521a\u63a5\u89e6\uff0c\u8bed\u6cd5\u6bd4 objc \u597d\u770b\u591a\u4e86\u3002
\n\u5728\u5f00\u53d1\u76f8\u673a\u7ec4\u4ef6\u65f6\u9047\u5230\u4e00\u4e2a\u95ee\u9898\uff0cAVCapturePhotoCaptureDelegate \u5951\u7ea6\u7528\u81ea\u5b9a\u4e49 UIView/UIViewController \u5b9e\u73b0\u6ca1\u95ee\u9898\uff0c \u6362\u6210\u72ec\u7acb\u7684\u7c7b\u5b9e\u73b0\u5c31\u56de\u8c03\u4e0d\u4e86\uff0c\u4e0d\u662f\u4ec0\u4e48\u539f\u56e0\u3002
\n\u4e0a\u4ee3\u7801\uff1a
\nimport Foundation\nimport AVFoundation\nimport UIKit\n\npublic typealias TakePhotoCallback = ((String, String) -> Void)?;\n\nclass TakePhotoWithCompletion : NSObject, AVCapturePhotoCaptureDelegate {\n\n // ...\n var completion: TakePhotoCallback;\n \n init(callback: TakePhotoCallback) {\n\n self.completion = callback;\n super.init();\n }\n\n func photoOutput(_ output: AVCapturePhotoOutput, didFinishProcessingPhoto photo: AVCapturePhoto, error: Error?) {\n \n // todo sth\n \n self.completion!(\"{file path}\", \"{error}\");\n \n }\n}\n\n\nimport AVFoundation\nimport UIKit\n\nclass CameraxView: UIView {\n\n // ...\n\n @objc\n func takePhoto(options: Dictionary<String, String>, completion: TakePhotoCallback) {\n \n let photoSettings = AVCapturePhotoSettings.init(format:[AVVideoCodecKey:AVVideoCodecType.jpeg])\n let delegate = TakePhotoWithCompletion.init(callback: completion)\n \n imageOutPut?.capturePhoto(with:photoSettings, delegate: delegate)\n\n }\n\n // ...\n}\nimport AVFoundation\nimport UIKit\n\nclass CameraxView: UIView, AVCapturePhotoCaptureDelegate {\n\n // ...\n var completion: TakePhotoCallback = nil;\n\n @objc\n func takePhoto(options: Dictionary<String, String>) {\n \n let photoSettings = AVCapturePhotoSettings.init(format:[AVVideoCodecKey:AVVideoCodecType.jpeg])\n\n self.completion = completion\n \n imageOutPut?.capturePhoto(with:photoSettings, delegate: self)\n\n }\n\n @objc\n func photoOutput(_ output: AVCapturePhotoOutput, didFinishProcessingPhoto photo: AVCapturePhoto, error: Error?) {\n \n // todo sth\n \n self.completion!(\"{file path}\", \"{error}\");\n \n }\n\n // ...\n\n}\n\n\u4ee3\u7801\u5982\u4e0b\uff1a
\nimport SwiftUI\nimport ScreenCaptureKit\n\n\n\n\nstruct ContentView: View {\n @State private var showingScreenshotAlert = false\n @State private var screenshotRect = CGRect(x: 100, y: 100, width: 400, height: 300) // \u793a\u4f8b\u533a\u57df\n @State private var cc = \"\u622a\u56fe 1\"\n\n var body: some View {\n VStack {\n Text(\"\u70b9\u51fb\u4e0b\u65b9\u6309\u94ae\u8fdb\u884c\u622a\u56fe\")\n .padding()\n\n Button(action: takeScreenshot) {\n Text(cc)\n .padding()\n .background(Color.blue)\n .foregroundColor(.white)\n .cornerRadius(8)\n }\n }\n .alert(isPresented: $showingScreenshotAlert) {\n Alert(title: Text(\"\u622a\u56fe\u5b8c\u6210\"), message: Text(\"\u622a\u56fe\u5df2\u4fdd\u5b58\u81f3\u684c\u9762\"), dismissButton: .default(Text(\"\u786e\u5b9a\")))\n }\n }\n\n class MyStreamOutput: NSObject, SCStreamOutput {\n var onCaptureCompletion: (() -> Void)? // \u95ed\u5305\uff0c\u7528\u4e8e\u901a\u77e5\u622a\u56fe\u5b8c\u6210\n func stream(_ stream: SCStream, didOutputSampleBuffer sampleBuffer: CMSampleBuffer, of type: SCStreamOutputType) {\n // \u6bcf\u5f53\u6355\u83b7\u5230\u65b0\u7684\u6837\u672c\u5e27\u65f6\u6253\u5370\u6d88\u606f\n print(\"Captured a new frame of type\")\n onCaptureCompletion?()// \u8c03\u7528\u95ed\u5305\u901a\u77e5\u622a\u56fe\u5b8c\u6210\n }\n }\n \n func takeScreenshot() {\n cc = \"\u5728\u622a\u56fe 1...\"\n showingScreenshotAlert = true\n\n SCShareableContent.getWithCompletionHandler { (content, error) in\n if let error = error {\n print(\"Error: \\(error)\")\n } else if let content = content {\n print(\"Displays: \\(content.displays)\")\n print(\"Displays: \\(content.displays[0])\")\n print(\"Displays: \\(content.displays[0].width)\")\n print(\"Displays: \\(content.displays[0].height)\")\n print(\"Windows:\\(content.windows[23])\")\n print(\"Windows ID:\\(content.windows[23].windowID)\")\n print(\"Windows Count:\\(content.windows.count)\")\n\n // MARK: - \u521b\u5efa\n // \u521b\u5efa\u4e00\u4e2a\u8fc7\u6ee4\u5668\u4ee5\u6355\u83b7\u6574\u4e2a\u5c4f\u5e55\n let filter1 = SCContentFilter(display: content.displays[0], excludingWindows: [])\n let config1 = SCStreamConfiguration()\n let stream1 = SCStream(filter: filter1, configuration: config1, delegate: nil)\n \n \n // \u5b9e\u4f8b\u5316\u6211\u4eec\u7684\u8f93\u51fa\u5904\u7406\u7c7b\n let streamOutput = MyStreamOutput()\n // \u5b9a\u4e49\u622a\u56fe\u5b8c\u6210\u65f6\u7684\u52a8\u4f5c\n streamOutput.onCaptureCompletion = {\n DispatchQueue.main.async {\n cc = \"\u622a\u56fe\u5b8c\u6210\u4e86\"\n print(\"-----------\")\n }\n }\n // \u6dfb\u52a0\u8f93\u51fa\n do {\n try stream1.addStreamOutput(streamOutput, type: .screen, sampleHandlerQueue: DispatchQueue.main)\n print(\"\u6d41\u8f93\u51fa\u5df2\u6210\u529f\u6dfb\u52a0\")\n } catch {\n print(\"\u6dfb\u52a0\u6d41\u8f93\u51fa\u65f6\u51fa\u9519: \\(error)\")\n }\n stream1.startCapture { error in\n if let error = error {\n print(\"Failed to start capture: \\(error)\")\n } else {\n print(\"Capture started successfully!\")\n }\n }\n }\n }\n \n }\n \n}\n\n\u73b0\u5728\u53ea\u9700\u8981\u5728 Dock \u4e0a\u8df3\u4e00\u4e0b\u5c31\u542f\u52a8\u5b8c\u6210\u4e86\u3002
\n" }, { "author": { "url": "https://www.v2ex.com/member/qdwang", "name": "qdwang", "avatar": "https://cdn.v2ex.com/avatar/4be3/f330/40309_large.png?m=1758604322" }, "url": "https://www.v2ex.com/t/1068887", "title": "\u8bf7\u6559\u4e00\u4e2a\u5173\u4e8e Swift \u7684\u57fa\u7840\u5c0f\u95ee\u9898", "id": "https://www.v2ex.com/t/1068887", "date_published": "2024-08-29T21:00:20+00:00", "content_html": "\u5728\u9501\u5c4f\u5e55\u65b9\u5411\u7684\u60c5\u51b5\u4e0b\uff0c\u5982\u4f55\u83b7\u53d6\u8bbe\u5907\u7684\u65b9\u5411\u5462\uff1f
\n\u6211\u8bd5\u4e86\u7f51\u4e0a\u5404\u79cd\u65b9\u6cd5\u90fd\u4e0d\u884c\uff0c\u7528\u4e86\u5b98\u65b9\u6587\u6863\u8bf4\u53ef\u4ee5\u7684UIDevice.current.orientation\uff0c\u4e5f\u4e0d\u884c\u3002\u3002\u3002
\u63d0\u53ca\u4e86 iOS app \u7684\u66f4\u65b0\uff0c\u63d0\u53ca review \u7684\u65f6\u5019\u88ab\u8981\u6c42\u63d0\u4f9b ICP\uff1a
\nUnable to Add for Review\n\nThe items below are required to start the review process:\n\nYou must provide an Internet Content Provider (ICP) Filing Number to make this app available on the App Store in China mainland. Go to App Information\n\u7136\u800c\u6211\u7684 app \u662f\u53ef\u4ee5\u79bb\u7ebf\u8fd0\u884c\u7684\uff0c\u4e0d\u9700\u8981\u8054\u7f51\uff0c\u4e5f\u6ca1\u6709 server \u7aef\uff0c\u5728 Xcode \u7684\u9879\u76ee\u4e2d\u4e5f\u628a networkextension \u4ece Signing&Capabilities \u4e2d\u5220\u9664\u4e86\u3002
\n\u5927\u5bb6\u662f\u5426\u9047\u5230\u8fc7\u7c7b\u4f3c\u60c5\u51b5\uff1f\u4e0d\u592a\u660e\u767d App store connect \u662f\u5982\u4f55\u5224\u65ad\u662f\u5426\u5e94\u8be5\u9700\u8981 ICP \u7684\u3002
\n" }, { "author": { "url": "https://www.v2ex.com/member/whoami9426", "name": "whoami9426", "avatar": "https://cdn.v2ex.com/gravatar/c4c35e0545368c4592af2b2f54e01fc9?s=73&d=retro" }, "url": "https://www.v2ex.com/t/1060506", "date_modified": "2024-08-01T12:07:05+00:00", "content_html": "\u60f3\u8981\u5b9e\u73b0\u4e00\u4e2a\u4e0a\u4e0b\u5206\u9875\u6ed1\u52a8,\u5de6\u53f3\u5206\u9875\u6ed1\u52a8\u7684\u4ea4\u4e92\u6548\u679c
\n var body: some View{\n ScrollView(showsIndicators: false){\n LazyVStack(spacing:0){\n ForEach(1...10, id: \\.self){ index in\n ScrollView(.horizontal,showsIndicators: false){\n LazyHStack(spacing:0){\n \n VStack {\n Text(\"Left View \\(index)\")\n .font(.system(.largeTitle))\n .foregroundStyle(.white)\n }\n .frame(maxWidth: .infinity, maxHeight: .infinity)\n .background(Color.black)\n .containerRelativeFrame([.horizontal,.vertical])\n \n \n VStack {\n Text(\"Right View \\(index)\")\n .font(.system(.largeTitle))\n .foregroundStyle(.white)\n }\n .frame(maxWidth: .infinity, maxHeight: .infinity)\n .background(Color.blue)\n .containerRelativeFrame([.horizontal,.vertical])\n \n }.scrollTargetLayout()\n }\n .ignoresSafeArea()\n .containerRelativeFrame([.horizontal,.vertical])\n .scrollTargetBehavior(.paging)\n .onAppear(perform: {\n UIScrollView.appearance().bounces = false\n UIScrollView.appearance().alwaysBounceVertical = false\n UIScrollView.appearance().alwaysBounceHorizontal = false\n })\n }\n }.scrollTargetLayout()\n }\n .ignoresSafeArea()\n .containerRelativeFrame([.horizontal,.vertical])\n .scrollTargetBehavior(.paging)\n}\n\u76ee\u524d\u7528\u8fd9\u79cd\u65b9\u5f0f\u5b9e\u73b0,\u4f46\u662f\u6709\u4e2a\u95ee\u9898,\u6ed1\u52a8\u5230 RightView \u53ef\u4ee5\u4e0a\u4e0b\u6ed1\u52a8\u5230\u4e0b\u4e00\u5c42,\u6709\u4ec0\u4e48\u529e\u6cd5\u5728\u6ed1\u52a8\u5230 RightView \u65f6\u53ea\u5141\u8bb8\u5de6\u6ed1\u56de Left View
\n
\u6211\u6b63\u5728\u5f00\u53d1\u7684\u4e00\u4e2a iOS 17 Widget \uff0c\u5b83\u53ef\u4ee5\u4e3a\u7528\u6237\u7684 Thing \u5bf9\u8c61\u8fdb\u884c\u6253\u5361\u3002
\n\u5f53\u6211\u540c\u65f6\u521b\u5efa\u591a\u4e2a Widget \u5b9e\u4f8b\u65f6\uff0c\u65e0\u8bba\u70b9\u51fb\u54ea\u4e2a Widget \u5b9e\u4f8b\u8fdb\u884c\u6253\u5361\uff0c\u5b83\u4eec\u66f4\u65b0\u7684\u90fd\u662f\u7b2c\u4e00\u4e2a Thing \uff0c\u770b\u8d77\u6765\u591a\u4e2a Widget \u90fd\u91cd\u590d\u6307\u5411\u4e86\u540c\u4e00\u4e2a Thing \u3002
\n\u6211\u540e\u9762\u7ecf\u8fc7\u6392\u67e5\uff0c\u53d1\u73b0\u662f\u6211\u7684 AppIntent \u4e2d\uff0cParameter \u5e76\u4e0d\u8d77\u4f5c\u7528\uff0c\u7528\u6237\u65e0\u8bba\u9009\u62e9\u54ea\u4e2a thing,perform \u4e2d\u7684 thing \u90fd\u662f EntityQuery \u4e2d\u7684 defaultResult \u7684\u8fd4\u56de\u503c
\nstruct ConfigurationAppIntent: WidgetConfigurationIntent {\n @Parameter(title:\"Select thing\")\n var thing: ThingData\n \n func perform() async throws -> some IntentResult {\n print(\"perform thing: \\(thing)\") // \u8fd9\u91cc\u4f1a\u76f4\u63a5\u8fd4\u56de defaultResult \u7684\u7ed3\u679c\uff0c\u800c\u4e0d\u662f\u7528\u6237\u9009\u62e9\u7684 thing\n\t}\n}\n\n // EntityQuery \u4e2d\u7684\u4ee3\u7801\n // AppIntent \u4e2d\u7684 thing \uff0c\u6c38\u8fdc\u662f\u8fd9\u91cc\u7684\u8fd4\u56de\u7ed3\u679c\uff0c\u800c\u4e0d\u662f\u7528\u6237\u9009\u62e9\u7684\u7ed3\u679c\n func defaultResult() async -> ThingData? {\n logger.info(\"Entering defaultResult()\")\n \n let context = PersistenceController.shared.viewContext\n let fetchRequest: NSFetchRequest<Thing> = Thing.fetchRequest()\n fetchRequest.fetchLimit = 1\n\n do {\n let things = try context.fetch(fetchRequest)\n things.forEach { logger.info(\"Default Thing: \\($0.description)\") }\n logger.info(\"Exiting defaultResult()\")\n return things.first?.toThingData()\n } catch {\n logger.error(\"Error fetching default result: \\(error.localizedDescription)\")\n logger.info(\"Exiting defaultResult()\")\n return nil\n }\n }\n\u800c\u4e14\u8fd9\u6837\u4f1a\u6709\u4e00\u4e2a\u95ee\u9898\uff0c\u6bd4\u5982\u8bf4\u6211\u6709\u4e94\u516d\u4e2a thing \uff0c\u7528\u6237\u4e3a\u6bcf\u4e2a thing \u90fd\u6dfb\u52a0\u4e86\u4e00\u4e2a widget \uff0c\u4f46\u662f\u7531\u4e8e\u8fd9\u4e2a bug \u7684\u5b58\u5728\uff0c\u5bfc\u81f4\u53ea\u6709 defaultResult \u8fd4\u56de\u7684 Thing \u4f1a\u66f4\u65b0\uff0c\u5176\u4ed6\u90fd\u4e0d\u4f1a\u66f4\u65b0
\n\u54ea\u4f4d\u5927\u4f6c\u77e5\u9053\u600e\u4e48\u89e3\u51b3\u5417\uff1f\u4fee\u4e86\u4e24\u5929\u4e86\uff0c\u6587\u6863\u3001\u89c6\u9891\u3001\u6559\u7a0b\u770b\u4e86\u4e00\u904d\uff0c\u90fd\u6ca1\u53d1\u73b0\u89e3\u51b3\u529e\u6cd5\u3002\u3002\u771f\u7684\u5f88\u75db\u82e6 T_T
\n", "date_published": "2024-06-17T08:37:17+00:00", "title": "ios 17 widget \u65e0\u6cd5\u6b63\u786e\u66f4\u65b0 core data", "id": "https://www.v2ex.com/t/1050259" }, { "author": { "url": "https://www.v2ex.com/member/izzy27", "name": "izzy27", "avatar": "https://cdn.v2ex.com/avatar/a89c/c9a2/431329_large.png?m=1722241919" }, "url": "https://www.v2ex.com/t/1046337", "date_modified": "2024-06-03T09:30:26+00:00", "content_html": "", "date_published": "2024-06-03T05:21:01+00:00", "title": "\u6709\u6ca1\u6709 Swift ui \u7248\u672c\u7684 tailwind css\uff1f", "id": "https://www.v2ex.com/t/1046337" }, { "author": { "url": "https://www.v2ex.com/member/infyni", "name": "infyni", "avatar": "https://cdn.v2ex.com/gravatar/ab680cdf75f758f970bab3563a61625e?s=73&d=retro" }, "url": "https://www.v2ex.com/t/1045333", "title": "swiftui \u91cc,\u8fd9\u91cc\u7528 hstack,\u4e3a\u4ec0\u4e48\u662f\u5782\u76f4\u5e03\u5c40,\u800c\u4e0d\u662f\u6c34\u5e73\u5e03\u5c40?", "id": "https://www.v2ex.com/t/1045333", "date_published": "2024-05-30T04:22:13+00:00", "content_html": "\u534a\u8def\u51fa\u5bb6\u5b66 swiftui,\u73b0\u5728\u5728\u5199\u4e00\u4e2a macos \u7684\u72b6\u6001\u680f\u7684\u5e94\u7528, \u6709\u4e2a\u5e03\u5c40\u95ee\u9898\u6211\u4e00\u76f4\u641e\u4e0d\u61c2\u554a.
\n\u6bd4\u5982\u4e0b\u9762\u7684\u4ee3\u7801:
\n @SceneBuilder\n private func menuBarExtra() -> some Scene {\n \n if #available(macOS 13.0, *) {\n\n MenuBarExtra(isInserted: $statusMenu){\n AppMenu()\n } label: {\n let image: NSImage = {\n let ratio = $0.size.height / $0.size.width\n $0.size.height = 18\n $0.size.width = 18 / ratio\n return $0\n }(NSImage(named: \"Finder\")!)\n \n Image(nsImage: image)\n }\n }\n \n \n struct AppMenu: View {\n \n var body: some View {\n HStack{\n Text(\"1\")\n Text(\"2\")\n Text(\"3\")\n }\n }\n }\n\u6211\u7684\u671f\u671b\u662f,\u4e09\u4e2a text \u5e94\u8be5\u662f\u6c34\u5e73\u5e03\u5c40\u5427.\u4e3a\u4ec0\u4e48\u5b9e\u9645\u51fa\u6765\u4f1a\u662f\u5782\u76f4\u5e03\u5c40\u5462?
\n![\"image\"](\"https://www.freeimg.cn/i/2024/05/30/6657fe6f7f003.jpg\"/)
\u8bf7\u5404\u4f4d\u5927\u4f6c\u89e3\u60d1,\u6211\u53bb\u95ee\u8fc7 gpt, \u6ca1\u95ee\u51fa\u6765\u7ed3\u679c.
\n" }, { "author": { "url": "https://www.v2ex.com/member/zhwguest", "name": "zhwguest", "avatar": "https://cdn.v2ex.com/avatar/b633/f688/433522_large.png?m=1685067457" }, "url": "https://www.v2ex.com/t/1044950", "title": "\u5927\u5bb6\u89c9\u5f97 Swift \u7684\u53c2\u6570\u5fc5\u987b\u6309\u5e8f\u63d0\u4f9b\u600e\u4e48\u6837\uff1f", "id": "https://www.v2ex.com/t/1044950", "date_published": "2024-05-29T02:25:10+00:00", "content_html": "\u6211\u662f\u89c9\u5f97\u633a\u522b\u626d\u7684\uff0c\u5df2\u7ecf\u6709\u6807\u7b7e\u4e86\uff0c\u4e3a\u4ec0\u4e48\u8fd8\u8981\u9075\u5faa\u987a\u5e8f\uff0c\u8ba9\u7f16\u8bd1\u5668\u505a\u591a\u597d\u3002
\n" }, { "author": { "url": "https://www.v2ex.com/member/izzy27", "name": "izzy27", "avatar": "https://cdn.v2ex.com/avatar/a89c/c9a2/431329_large.png?m=1722241919" }, "url": "https://www.v2ex.com/t/1043961", "title": "Swift \u5f00\u6e90\u7684\u7ec4\u4ef6\u5e93\u597d\u50cf\u4e0d\u662f\u5f88\u591a\u554a", "id": "https://www.v2ex.com/t/1043961", "date_published": "2024-05-25T15:53:08+00:00", "content_html": "\u4e0d\u60f3\u91cd\u590d\u9020\u8f6e\u5b50\uff0c\u4f46\u662f\u7f51\u4e0a\u7684\u7ec4\u4ef6\u8981\u4e48\u8fc7\u671f\u4e86\uff0c\u8981\u4e48\u529f\u80fd\u4e0d\u662f\u5f88\u9f50\u5168
\n" }, { "author": { "url": "https://www.v2ex.com/member/chopin1998519", "name": "chopin1998519", "avatar": "https://cdn.v2ex.com/gravatar/bc99c86f29b284e7b26decc964292ca5?s=73&d=retro" }, "url": "https://www.v2ex.com/t/1040249", "date_modified": "2024-05-13T06:27:35+00:00", "content_html": "swift \u65b0\u624b
\n\u5199\u4e86\u4e00\u4e2a 1000 \u591a\u884c\u7684\u4ee3\u7801\uff0c \u6ca1\u6709\u7528 xcode \u5f00\u53d1\uff0c \u76f4\u63a5 vscode \u64b8\u7684\uff0c
\n\u8fd0\u884c\u65f6 \u76f4\u63a5 ./main.swift \uff08\u4ee3\u7801\u9996\u884c #!env swift \uff09\n\u6216\u8005 swiftc main.swift -o main.bin \uff0c \u7136\u540e ./main.bin \u8fd0\u884c
\n\u73b0\u5728\u7a0b\u5e8f\u5927\u4f53\u7a33\u5b9a\uff0c \u4f46\u662f\u5076\u5c14\u4f1a\u5d29\u6e83\u4e00\u4e0b\uff0c\n\u5d29\u6e83\u65f6\u53ea\u662f\u63d0\u793a crash \u548c\u5f88\u5c11\u4fe1\u606f\uff0c \u641e\u4e0d\u6e05\u695a\u54ea\u91cc\u9519\u8bef\u3002
\n\u4e5f\u8bd5\u8fc7 swiftc -g main.swift -o main.bin\n\u7136\u540e\u6709 lldb ./main.bin \uff0c \u518d run, crash \u7684\u65f6\u5019\u63d0\u793a\nerror: No auto repeat.com.apple.main-thread', stop reason = EXC_BAD_ACCESS (code=1, address=0x8)
\n(lldb) me #0: 0x0000000192db0154 CoreFoundationCFGetTypeID + 100
\u5c31\u4e0d\u4f1a\u4e86\u3002\u3002\u3002
\n\u6709\u6ca1\u6709\u53ef\u80fd\u50cf python \u90a3\u4e9b\uff0ccrash \u4e86\u544a\u8bc9\u6211\u662f\u54ea\u884c\u56e0\u4e3a\u4ec0\u4e48\u539f\u56e0\u9519\u6389\u7684\u5462\uff1f\uff1f
\n\u8c22\u8c22\u5404\u4f4d\u5927\u4f6c\uff01
\n", "date_published": "2024-05-13T06:25:04+00:00", "title": "Swift \u5982\u4f55\u50cf Python \u90a3\u6837 \u5d29\u6e83\u4e86\u8f93\u51fa backtrace \u6216\u8005\u81f3\u5c11\u662f\u54ea\u884c\u51fa\u9519\u4e86\u3002\u3002\u3002", "id": "https://www.v2ex.com/t/1040249" }, { "author": { "url": "https://www.v2ex.com/member/realzzz", "name": "realzzz", "avatar": "https://cdn.v2ex.com/gravatar/98239ae4637aa7ee8fd8e97355503c2e?s=73&d=retro" }, "url": "https://www.v2ex.com/t/1036449", "date_modified": "2024-04-28T11:18:11+00:00", "content_html": "\u9875\u9762\u5185\u5bb9\u662f\uff1a\u6709\u4e00\u4e2a\u5361\u7247\u5217\u8868\uff0c\u70b9\u51fb\u5361\u7247\uff0c\u5f39\u7a97\u5c55\u793a\u5361\u7247\u8be6\u60c5\u3002\n\u76ee\u524d\u95ee\u9898\uff0c\u9996\u6b21\u70b9\u51fb\u540e\uff0c\u5f39\u7a97\u6709\u6253\u5f00\uff0c\u4f46\u662f\u5f39\u7a97\u91cc\u6ca1\u6709\u6e32\u67d3\u5185\u5bb9\uff0c\u5173\u95ed\u540e\u6253\u5f00\u5176\u5b83\u5361\u7247\u53ef\u6b63\u5e38\u663e\u793a\u3002\u3002\u3002
\n\u7b80\u5316\u4ee3\u7801\u5982\u4e0b\uff1a
\n@State private var showStudentDetail: Bool = false\n@State private var studentDetail: Student? \n...\n\nVStack(alignment: .leading, spacing: 12) {\n ForEach(students) { student in\n CardView(student: student)\n .onTapGesture {\n studentDetail = student\n showStudentDetail.toggle()\n }\n }\n .sheet(isPresented: $showStudentDetail) {\n if let studentDetail = studentDetail {\n StudentDetailView(student: studentDetail)\n }\n }\n}\nswiftUI \u65b0\u624b\u6c42\u6559\uff0c\u5728 HStack \u4e2d\uff0c\u5982\u679c\u8d85\u51fa\u5c4f\u5e55\u5bbd\u5ea6\uff0c\u5b50\u5143\u7d20\u5982\u4f55\u81ea\u52a8\u6362\u884c\u5462\uff1f
\n\u6709\u50cf web \u5f00\u53d1\u4e2d\u7684 flex wrap \u5c5e\u6027\u5417\uff1f
\n\u5927\u6982\u50cf\u662f\u8fd9\u4e2a\u56fe\u7684\u6548\u679c\uff1a
\n![\"1713172462275.png\"](\"https://www.freeimg.cn/i/2024/04/15/661cefef69b9b.png\"/)
swiftui \u7528\u8d77\u6765\u5f88\u7075\u6d3b\uff0c\u4f46\u662f\u611f\u89c9\u50cf\u641c\u7d22\u6846\uff0c\u8fd9\u4e9b\u662f\u4e0d\u662f\u53ef\u4ee5\u76f4\u63a5\u6709\u5c01\u88c5\u597d\u7684\u7ec4\u4ef6\u5565\u7684
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\n" }, { "author": { "url": "https://www.v2ex.com/member/ben123321", "name": "ben123321", "avatar": "https://cdn.v2ex.com/gravatar/5733bdaf38d051df8be389a7e67da997?s=73&d=retro" }, "url": "https://www.v2ex.com/t/953185", "title": "\u5b66\u751f\u515a\u6c42\u95ee\u5404\u4f4d\u5927\u4f6c\uff0c\u4e00\u4e2a\u5173\u4e8e ios \u5c0f\u7ec4\u4ef6\u7684\u95ee\u9898", "id": "https://www.v2ex.com/t/953185", "date_published": "2023-07-01T01:13:56+00:00", "content_html": "\u80cc\u666f\u662f\u8fd9\u6837\u7684\uff0c\u6211\u4eec\u5b66\u6821\u7684\u8001\u5e08\u8981\u6c42\u6211\u4eec\u505a\u4e00\u4e2a iphone \u7684\u5927\u4f5c\u4e1a\u3002\u7136\u800c\u5c0f\u5f1f\u6211\u597d\u6b7b\u4e0d\u6b7b\uff0c\u4e3a\u4e86\u80fd\u591f\u627e\u5230\u5b9e\u4e60\u7684\u5de5\u4f5c\uff0c\u8ffd\u6c42\u524d\u6cbf\u6280\u672f\u3002\u60f3\u8981\u505a\u4e00\u4e2a\u65f6\u949f\u5c0f\u7ec4\u4ef6\u7684\u5e94\u7528\u3002
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\n\u6211\u9047\u5230\u7684\u95ee\u9898\u662f\uff1a\n\u6211\u60f3\u5b9e\u73b0\u65f6\u949f\u5c0f\u7ec4\u4ef6\u6dfb\u52a0\u5230\u684c\u9762\u540e\u80fd\u81ea\u52a8\u5237\u65b0\u3002\u6211\u53ea\u505a\u5230\u4e86\u5c0f\u7ec4\u4ef6\u7684\u79d2\u9488\u8dd1\u4e86\u51e0\u5708\uff0c\u7136\u540e\u5c31\u505c\u4e0b\u6765\u4e86\u3002
\n\u8981\u662f\u6709\u5927\u4f6c\u80fd\u591f\u89e3\u7b54\uff0c\u613f\u610f\u8bf7\u5927\u4f6c\u559d\u676f\u5976\u8336\uff08\u5b66\u751f\u515a\uff0c\u8bf7\u8c05\u89e3\uff09\ud83d\ude02\ud83d\ude02\ud83d\ude02
\n" }, { "author": { "url": "https://www.v2ex.com/member/zouzls", "name": "zouzls", "avatar": "https://cdn.v2ex.com/avatar/3422/321f/172250_large.png?m=1699539023" }, "url": "https://www.v2ex.com/t/942929", "title": "\u6bd4\u8f83\u597d\u7684 Swift UI \u5b66\u4e60\u4ea4\u6d41\u7fa4", "id": "https://www.v2ex.com/t/942929", "date_published": "2023-05-25T09:01:18+00:00", "content_html": "\u6709\u6ca1\u6709\u6bd4\u8f83\u597d\u7684 Swift UI \u5b66\u4e60\u4ea4\u6d41\u7fa4\uff0c\u5de5\u4f5c\u95f2\u9c7c\u65f6\u95f4\u60f3\u5b66\u4e60\u81ea\u5df1\u5f00\u53d1\u4e2a app \uff0c\u6709\u4e00\u4e9b\u60f3\u6cd5\uff0c\u65e5\u540e\u67d0\u4e00\u5929\u8bf4\u4e0d\u5b9a\u6210\u72ec\u7acb\u5f00\u53d1\u8005\u3002
\n" }, { "author": { "url": "https://www.v2ex.com/member/PhanKiap", "name": "PhanKiap", "avatar": "https://cdn.v2ex.com/avatar/e48e/586e/89488_large.png?m=1773740302" }, "url": "https://www.v2ex.com/t/941360", "date_modified": "2023-05-19T10:19:26+00:00", "content_html": "", "date_published": "2023-05-19T10:16:24+00:00", "title": "CAID \u8fd9\u5783\u573e\u4e1c\u897f\u662f\u8c01\u5728\u63a8\uff0c\u4e00\u8fb9\u558a\u7740\u4fdd\u62a4\u9690\u79c1\uff0c\u4e00\u8fb9\u60f3\u7740\u6cd5\u5b50\u6765\u8ddf\u8e2a\u7528\u6237", "id": "https://www.v2ex.com/t/941360" }, { "author": { "url": "https://www.v2ex.com/member/sl0000", "name": "sl0000", "avatar": "https://cdn.v2ex.com/avatar/b2cb/f035/161416_large.png?m=1486131040" }, "url": "https://www.v2ex.com/t/934873", "date_modified": "2023-04-23T12:14:36+00:00", "content_html": "var a: Int? = nil\nprint(\"\\(type(of: a))\")\nprint(\"\\(a is String?)\")\n\nvar b: Int? = 1\nprint(\"\\(type(of: b))\")\nprint(\"\\(b is String?)\")\n\n/*\noutput::\nOptional<Int>\ntrue\nOptional<Int>\nfalse\n */\n\u4e0b\u9762\u662f GPT \u7684\u7b54\u6848
\n\n", "date_published": "2023-04-23T12:07:55+00:00", "title": "Swift \u7684 Optional \u5982\u4f55\u6bd4\u8f83\u5305\u88c5\u7c7b\u578b\u7684\u5173\u7cfb\u5462\uff1f", "id": "https://www.v2ex.com/t/934873" }, { "author": { "url": "https://www.v2ex.com/member/0littleboy", "name": "0littleboy", "avatar": "https://cdn.v2ex.com/avatar/9c6f/fcda/478438_large.png?m=1757388573" }, "url": "https://www.v2ex.com/t/932292", "title": "Alamofire \u63a8\u8350\u4f7f\u7528\u5417\uff1f", "id": "https://www.v2ex.com/t/932292", "date_published": "2023-04-13T09:19:06+00:00", "content_html": "\u6700\u8fd1\u5728\u5199 APP \u7684\u65f6\u5019\uff0c\u53d1\u73b0\u4e86 Alamofire \u8fd9\u4e2a\u4e1c\u897f
\n\u4f3c\u4e4e\u53ef\u4ee5\u66ff\u4ee3\u81ea\u5e26\u7684 URLSession.shared.dataTask \u8fdb\u884c\u7f51\u7edc\u8bf7\u6c42\u53ca\u81ea\u52a8\u89e3\u6790 json \u6587\u4ef6
\n\u53ef\u4ee5\u6781\u5927\u7b80\u5316\u5f00\u53d1\u96be\u5ea6
\n\u63a8\u8350\u4f7f\u7528\u5417\uff0c\u4f1a\u4e0d\u4f1a\u9047\u5230\u4ec0\u4e48\u95ee\u9898
\n" }, { "author": { "url": "https://www.v2ex.com/member/novolei2018", "name": "novolei2018", "avatar": "https://cdn.v2ex.com/gravatar/420bb79626dd1ff6b724fb7654dcbd2b?s=73&d=retro" }, "url": "https://www.v2ex.com/t/932147", "title": "\u6211\u81ea\u5df1\u662f\u521d\u5b66\u8005\u60f3\u627e\u4e2a\u670b\u53cb\u5e26\u6211\u4e00\u8d77\u5199\u4e24\u4e2a\u5de5\u4f5c\u7528\u7684 app \u6709\u507f\u7684", "id": "https://www.v2ex.com/t/932147", "date_published": "2023-04-13T01:55:20+00:00", "content_html": "\u4e3b\u8981\u662f\u6211\u4e2a\u4eba\u5de5\u4f5c\u9700\u8981\u7684\u5de5\u5177\u7f16\u5199\u6211\u81ea\u5df1\u80fd\u529b\u6709\u9650\u4f46\u4e5f\u5199\u4e86\u4e00\u5927\u534a\u4e86 \u5e0c\u671b\u770b\u5230\u7684\u597d\u5fc3\u4eba\u6216\u5927\u4f6c\u53ef\u4ee5\u5e2e\u5fd9\u6307\u5bfc \u6709\u507f\u7684
\n" }, { "author": { "url": "https://www.v2ex.com/member/0littleboy", "name": "0littleboy", "avatar": "https://cdn.v2ex.com/avatar/9c6f/fcda/478438_large.png?m=1757388573" }, "url": "https://www.v2ex.com/t/932146", "title": "Swift \u5982\u4f55\u4f18\u5316\u6570\u636e\u52a0\u8f7d\u65b9\u5f0f\uff1f", "id": "https://www.v2ex.com/t/932146", "date_published": "2023-04-13T01:53:52+00:00", "content_html": "\u6211\u6709\u4e00\u4e2a\u7528\u4e8e\u8bb0\u5f55\u5168\u5c40\u6570\u636e\u7684\u7c7b
\nclass GlobalData {\n// static let shared = GlobalData()\n // \u4e0d\u4f7f\u7528\u5355\u4f8b\u6a21\u5f0f\uff0c\u6ca1\u6709\u5b9e\u4f8b\uff0c\u76f4\u63a5\u8c03\u7528\u7c7b\n static var allProblems: [Problem] = getAllProblems()\n static var allContests: [Contest] = getAllContests()\n}\n\u95ee\u9898\u5176\u4e00\u662f\u4f7f\u7528 static \u52a0\u8f7d\u901f\u5ea6\u592a\u6162\u4e86\uff0c\u5fc5\u987b\u7b49\u5176\u52a0\u8f7d\u5b8c\u624d\u80fd\u663e\u793a APP \u7684\u5185\u5bb9
\n\u7ed9\u51fa\u5176\u4e2d\u4e00\u4e2a\u8c03\u7528 GlobalData \u7684\u6837\u4f8b
\nstruct HistoryContestsView: View {\n @State var contests: [Contest] = GlobalData.allContests\n @State var allProblems: [Problem] = GlobalData.allProblems\n \n var body: some View {\n NavigationView {\n // ...\n }\n .refreshable {\n reloadHistoryContests()\n }\n }\n \n private func reloadHistoryContests() {\n GlobalData.allProblems = getAllProblems()\n allProblems = GlobalData.allProblems\n GlobalData.allContests = getAllContests()\n contests = GlobalData.allContests\n print(\"Successfully reload history contests\")\n }\n}\n\u5176\u4e8c\u662f reloadHistoryContests \u5185\u5bb9\u663e\u5f97\u5341\u5206\u5197\u4f59
\n\u76ee\u524d\u60f3\u5230\u7684\u7b56\u7565\u662f\u5b9a\u4e49\u4e00\u4e2a ObservableObject \u7c7b\nHistoryContestsView \u5c31\u53ef\u4ee5\u76f4\u63a5\u8ba2\u9605 GlobalData \u7c7b\n\u5e76\u4e14\u5728 .task \u4e2d\u5f02\u6b65\u52a0\u8f7d\u6570\u636e\uff0c\u4e5f\u80fd\u89e3\u51b3\u6027\u80fd\u95ee\u9898
\nclass GlobalData: ObservableObject {\n @Published var allProblems: [Problem] = []\n @Published var allContests: [Contest] = []\n\n func loadData() {\n // \u52a0\u8f7d\u6570\u636e\u7684\u4ee3\u7801\n // ...\n self.allProblems = getAllProblems()\n self.allContests = getAllContests()\n }\n}\n\u4f46\u53c8\u51fa\u73b0\u4e86\u4e2a\u95ee\u9898\uff0c\u5728\u5176\u4ed6 model \u6587\u4ef6\u4e2d\uff0c\u539f\u672c\u8c03\u7528 GlobalData.allContests \u7684\u51fd\u6570\uff0c\u90fd\u65e0\u6cd5\u4f7f\u7528\u4e86
\nfunc getPredictiveContestList(by userid: String) -> [User.AttendedContest] {\n let predictiveContests = Global.allContests.filter {\n $0.avgRatingOfProblems == nil\n }\n // print(predictiveContests)\n var res: [User.AttendedContest] = []\n for contest in predictiveContests {\n /// \u53c2\u52a0\u4e86\u4e14\u6709\u4e86\u9884\u6d4b\u7ed3\u679c\n // TODO - \u540e\u9762\u7edf\u8ba1\u53c2\u52a0\u4e86\u8fd8\u6ca1\u6709\u7ed3\u679c\u7684\n if let tmp = predictRatingOfUser(by: contest.titleSlug, userid: userid) {\n res.append(tmp)\n }\n }\n \n return res\n }\n\u5982\u4f55\u89e3\u51b3\uff1f
\n" }, { "author": { "url": "https://www.v2ex.com/member/usVexMownCzar", "name": "usVexMownCzar", "avatar": "https://cdn.v2ex.com/avatar/b0b6/208d/209640_large.png?m=1774107477" }, "url": "https://www.v2ex.com/t/930584", "title": "\u73b0\u5728\u611f\u89c9 Swift \u771f\u7684\u88ab OC \u62d6\u540e\u817f\u4e86", "id": "https://www.v2ex.com/t/930584", "date_published": "2023-04-07T06:52:17+00:00", "content_html": "\u6700\u8fd1\u63a5\u624b\u4e86\u516c\u53f8\u4e00\u4e2a\u9879\u76ee\uff0c\u770b\u4e86\u51e0\u5929\uff0c\u53d1\u73b0\u4e00\u4e2a\u7528 Swift \u5f00\u53d1\u7684\u9879\u76ee\uff0c\u4f46\u662f\u6240\u6709\u7684\u6570\u7ec4\uff0c\u5b57\u5178\u7c7b\u578b\u7528\u7684\u5168\u662f OC \u4e2d\u7684\u7c7b\u578b\uff0cNSArray\uff0cNSMutableArray\uff0cNSDictionary\uff0cNSMutableDictionary\u3002
\u6bcf\u6b21\u770b\u5230\u4ece\u8fd9\u4e9b\u7c7b\u578b\u4e2d\u53d6\u503c\u3001\u8bbe\u7f6e\u503c\u90fd\u5f88\u5934\u75bc\uff08\u597d\u51e0\u5e74\u6ca1\u5199 OC \u4e86\uff09\uff1a
\nvar dict = NSMutableDictionary()\ndict = NSMutableDictionary(dictionary: te as! NSDictionary)\ndict.setValue(\"\\((index as! NSDictionary).object(forKey: \"foo\")!)\", forKey: \"foo\")\n\u5b8c\u5168\u4e0d\u4f7f\u7528 Swift \u7684\u8bed\u8a00\u7279\u6027\uff0c\u4e00\u4e9b\u9ad8\u7ea7\u51fd\u6570\u90fd\u65e0\u6cd5\u4f7f\u7528\uff0c\u5173\u952e\u8fd9\u662f\u4e00\u4e2a Swift \u9879\u76ee\u3002
\u867d\u7136\u5176\u4e2d\u6709\u4e00\u4e9b\u662f\u4ece 16 \u5e74\u5c31\u6709\u7684\u4ee3\u7801\uff0c\u4f46\u662f\u6700\u8fd1\u5f00\u53d1\u7684\u529f\u80fd\u8fd8\u8fd9\u4e48\u505a\uff0c\u5c31\u5f88\u65e0\u8bed\u3002
\n\u5c31\u50cf\u662f\u7528 TypeScript \u8fdb\u884c\u9879\u76ee\u5f00\u53d1\uff0c\u4f46\u662f\u6240\u6709\u7684\u7c7b\u578b\u90fd\u662f Any
\u8bf6\uff0c\u4ec0\u4e48\u65f6\u5019 Swift \u80fd\u628a OC \u8e22\u51fa\u53bb\u5440
\u4e3a\u4e86\u65b9\u4fbf\u8ba8\u8bba Swift \u5f00\u53d1\u76f8\u5173\u7684\u95ee\u9898\uff0c\u5728 Telegeram \u4e0a\u521b\u5efa\u4e86\u4e00\u4e2a\u7fa4\u7ec4\uff01
\n\u671f\u5f85\u5404\u4f4d\u7684\u52a0\u5165\uff01
\n\u94fe\u63a5