步驟
- 建立URL
- 建立URLSession
- 讀取Session task
- 啟動Task
guard let url = URL(string: urlString) else {
return
}
let urlSession = URLSession(configuration: .default)
let task = urlSession.dataTask(with: url) { data, response, error in
handler(data: data, response: response, error: error)
}
func handler(data: Data?, response: URLResponse?, error: Error?) {
if error != nil {
print(error!)
return
}
if let safeData = data {
//資料分析在此
}
}
task.resume()
Swift
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