Swift Sample

| Swift | SwiftUI |Xcode | Mac |

Swift Sample

Network

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データ取得

---

        let url = URL(string: "https://www.typea.info/blog/")!
        let task = URLSession.shared.dataTask(with: url) { data, response, error in
            if let error = error {
                print("\(error)\n")
                return
            }
            guard let data = data, let response = response as? HTTPURLResponse else {
                print("no data or no response.")
                return
            }
            if response.statusCode == 200 {
                if let text = String(bytes: data, encoding: .utf8) {
                    print(text)
                }
            }
        }
        task.resume()

MacOSでエラーの場合

Error Domain=NSURLErrorDomain Code=-1003

• https://www.poly-rhythm.com/hostname-could-not-be-found/
• https://developer.apple.com/documentation/xcode/adding_capabilities_to_your_app