ios 连接服务器

let url = URL(string: "https://yourserver.com/api")!
var request = URLRequest(url: url)
request.timeoutInterval = 10 // 设置超时时间

let task = URLSession.shared.dataTask(with: request) { data, response, error in
    if let error = error as NSError? {
        if error.domain == NSURLErrorDomain && error.code == NSURLErrorTimedOut {
            print("请求超时")
        }
    } else if let data = data {
        // 处理数据
    }
}
task.resume()

import Foundation

class CustomURLSessionDelegate: NSObject, URLSessionDelegate {
    func urlSession(_ session: URLSession, didReceive: URLAuthenticationChallenge, completionHandler: @escaping (URLSession.AuthChallengeDisposition, URLCredential?) -> Void) {
        if didReceive.protectionSpace.authenticationMethod == NSURLAuthenticationMethodServerTrust {
            let credential = URLCredential(trust: didReceive.protectionSpace.serverTrust!)
            completionHandler(.useCredential, credential)
        } else {
            completionHandler(.performDefaultHandling, nil)
        }
    }
}

let delegate = CustomURLSessionDelegate()
let session = URLSession(configuration: .default, delegate: delegate, delegateQueue: OperationQueue.main)

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

import Foundation

let url = URL(string: "https://yourserver.com/api")!
var request = URLRequest(url: url)

let task = URLSession.shared.dataTask(with: request) { data, response, error in
    if let error = error {
        print("请求失败: \(error)")
        return
    }
    
    if let data = data {
        do {
            let json = try JSONSerialization.jsonObject(with: data, options: [])
            print(json)
        } catch {
            print("JSON解析错误: \(error)")
        }
    }
}

task.resume()