How to Call API Using URLSession in Swift

 Call  API Using URLSession In Swift 

This is  Basic way to Call API in swift .

1- Create swift playground file like ApiCall.playground .

ApiCall is name of file and .playground is extension of file.

2- Write the Code into this file ApiCall.playground

import UIKit
import PlaygroundSupport

PlaygroundPage.current.needsIndefiniteExecution = true


//this API Call Function 
func getAPIDataFromServer(){
    let session = URLSession.shared
    let serviceUrl = URL(string: "https://jsonplaceholder.typicode.com/todos/1")

    let task = session.dataTask(with:serviceUrl!) { (serviceData, serviceResponse, error) in

        if error == nil{
            let httpResponse = serviceResponse as! HTTPURLResponse
            if(httpResponse.statusCode == 200){
                // data parse

                let jsonData = try? JSONSerialization.jsonObject(with: serviceData!, options: .mutableContainers)

                let result = jsonData as! Dictionary<String, Any>
                print("id = \(result["id"]!)")
            }
        }
    }

    task.resume()
}

//This function call for use 

getAPIDataFromServer()