How To Change Swift Button Title Text, Background Color, Size, Position In Main Storyboard Use Xcode Attributes Inspector
When you develop iOS app in swift, you can create and set UI component’s attributes both in swift source code and use Xcode attributes inspector. We have learnt how to […]
How To Use One Function To Process Multiple Button Click Event Programmatically In Swift
We have learnt how to use one IBAction function to process multiple button click event in article How To Use One IBAction For Multiple Buttons In Swift. In that example, […]
How To Fix Image Not Showing Error For Swift Button
When you use UIKit.UIButton class’s setImage method to set swift button’s icon image, if the image is not icon format, it will display a pure blue color rectangle instead of […]
How To Set An Image As Swift Button Icon, Background Color And Background Image Example
We have learnt how to set a button background image in article How To Set Swift Button Background Image Example. Besides this, you can also set an image as swift […]
How To Fix Swift Fatal Error: Unexpectedly Found Nil While Unwrapping An Optional Value
Swift optional variable is a variable which can has nil ( same to null ) value. And you do not need to initialize an optional variable before use it. If […]
How To Set Swift Button Background Image Example
In previous article ( in this article’s reference section ), we have learnt how to create swift button with UIButton class and how to add click event process function to […]
How To Use One IBAction For Multiple Buttons In Swift
We have learnt how to add button click event process function in article iOS Add Click Event To UIButton Swift Example. In that article, if you want to process multiple […]
How To Create Different Type Button Programmatically In Swift
UIKit.UIButton class is used to create a button in ios swift app programmatically. When you use this class to create a button object, you should provide a type parameter to […]
How To Create Multiple Button And Add Button Action Function Programmatically In iOS Swift
We have learned how to add button to iOS app and how to add button click event process function in article iOS Add Click Event To UIButton Swift Example. But […]
