ios-网络请求

let urlSession = URLSession(configuration: .default, delegate: nil, delegateQueue: OperationQueue.main)
let url = URL(string: "https://api.example.com/data")!
var request = URLRequest(url: url)
request.timeoutInterval = 10 // 设置超时时间为10秒

let task = urlSession.dataTask(with: request) { data, response, error in
    if let error = error {
        print("请求超时或失败: \(error.localizedDescription)")
    } else if let data = data {
        // 处理数据
    }
}
task.resume()

import Reachability

let reachability = try! Reachability()

reachability.whenReachable = { reachability in
    if reachability.connection == .wifi {
        print("连接WiFi")
    } else {
        print("连接蜂窝网络")
    }
}
reachability.whenUnreachable = { _ in
    print("无网络连接")
}

do {
    try reachability.startNotifier()
} catch {
    print("无法启动网络监听")
}

if let data = data {
    do {
        let json = try JSONSerialization.jsonObject(with: data, options: [])
        print(json)
    } catch {
        print("JSON解析错误: \(error.localizedDescription)")
    }
}