import UIKit

class ViewController: UIViewController {

@IBOutlet weak var button: UIButton!
@IBOutlet weak var label: UILabel!

override func viewDidLoad() {
    super.viewDidLoad()

    button.addTarget(self,action:#selector(self.clickRequest(sender:)), for: UIControlEvents.touchUpInside )
}

override func didReceiveMemoryWarning() {
    super.didReceiveMemoryWarning()
    // Dispose of any resources that can be recreated.
}

@objc func clickRequest (sender: UIButton) {

}

}

import Foundation
import SwiftHTTP

class HTTPService {



}

HTTP.GET("https://www.host.com/example",requestSerializer: JSONParameterSerializer()) {
                response in
                if let err = response.error {
                    print(err.localizedDescription)
                    return
                }


                } catch let err as NSError {
                    print(err)
                }
            }