How to add a TextField to UIAlertView in Swift

Try This Code (with swift):

func configurationTextField(textField: UITextField!)
        println("configurat hire the TextField")

        if let tField = textField {

            self.textField = textField!        //Save reference to the UITextField
            self.textField.text = "Hello world"

 func handleCancel(alertView: UIAlertAction!)
           println("User click Cancel button") 

 var alert = UIAlertController(title: "Alert Title", message: "Alert Message", preferredStyle: UIAlertControllerStyle.Alert)


    alert.addAction(UIAlertAction(title: "Close", style: UIAlertActionStyle.Cancel, handler:handleCancel))
    alert.addAction(UIAlertAction(title: "Ok", style: UIAlertActionStyle.Default, handler:{ (UIAlertAction)in
            println("User click Ok button")
    self.presentViewController(alert, animated: true, completion: {
            println("completion block")

Can you see also my answer here

You can access the textfield with:

let textField = alert.textFieldAtIndex(0)

Then to change the placeholder text:

textField.placeholder = "Foo!"

And the keyboard type:

textField.keyboardType = ...