swift 显示iOS弹出警报消息

Posted 2021-05-19

func alert(title : String, message : String) -> Void {
  var alert = UIAlertController(title: title, message: message, preferredStyle: UIAlertControllerStyle.Alert)
  alert.addAction(UIAlertAction(title: "Ok", style: UIAlertActionStyle.Default, handler: nil))
  self.presentViewController(alert, animated: true, completion: nil)
}
    
func alert(message : String) -> Void {
  var alert = UIAlertController(title: "Alert", message: message, preferredStyle: UIAlertControllerStyle.Alert)
  alert.addAction(UIAlertAction(title: "Ok", style: UIAlertActionStyle.Default, handler: nil))
  self.presentViewController(alert, animated: true, completion: nil)
}