ActionSheet example in swift programming

In this post, we will share how to declare a function in Swift programming. This is a very basic program in Swift programming language. If you are Swift beginners or want to start learning Swift programming language, then this program will help you to understand the basic Swift programming.

How to declare a function in Swift programming

Copy the below program and create a file named “SwitchProgramExample.swift” and execute it.

import UIKit
class ViewController: UIViewController  {
  
  override func viewDidLoad() {
      super.viewDidLoad()
  }
  
  override func viewWillAppear(animated: Bool) {
      super.viewWillAppear(animated)
      
      
      let alertController = UIAlertController(title: "Action Sheet", message: 
      "What would you like to do?", preferredStyle: .ActionSheet)
      
      let sendButton = UIAlertAction(title: "Send now", style: .Default, 
      handler: { (action) -> Void in
          print("Ok button tapped")
      })
      
      let  deleteButton = UIAlertAction(title: "Delete forever", style: 
      .Destructive, handler: { (action) -> Void in
          print("Delete button tapped")
      })
      
      let cancelButton = UIAlertAction(title: "Cancel", style: .Cancel, 
      handler: { (action) -> Void in
          print("Cancel button tapped")
      })
      
      
      alertController.addAction(sendButton)
      alertController.addAction(deleteButton)
      alertController.addAction(cancelButton)
      
      self.navigationController!.presentViewController(alertController, 
      animated: true, completion: nil)
      
  }
}

import UIKit

class ViewController: UIViewController {

override func viewDidLoad() {

super.viewDidLoad()

}

override func viewWillAppear(animated: Bool) {

super.viewWillAppear(animated)

let alertController = UIAlertController(title: "Action Sheet", message:

"What would you like to do?", preferredStyle: .ActionSheet)

let sendButton = UIAlertAction(title: "Send now", style: .Default,

handler: { (action) -> Void in

print("Ok button tapped")

})

let deleteButton = UIAlertAction(title: "Delete forever", style:

.Destructive, handler: { (action) -> Void in

print("Delete button tapped")

})

let cancelButton = UIAlertAction(title: "Cancel", style: .Cancel,

handler: { (action) -> Void in

print("Cancel button tapped")

})

alertController.addAction(sendButton)

alertController.addAction(deleteButton)

alertController.addAction(cancelButton)

self.navigationController!.presentViewController(alertController,

animated: true, completion: nil)

}

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ActionSheet example in swift programming

How to declare a function in Swift programming

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