In this video, I'll show you 4 different techniques to find documentation and help on UIKit classes and methods.
Have you ever wondered if UIKit contains a user interface element that you need?
Once you find it, how do you know what methods it has and what its capabilities are?
You'll learn how to navigate the UIKit documentation pages online as well as how to bring up the quick help menus in Xcode while you're coding.
This will save you a lot of time!
Constants and variables associate a name (such as maximumNumberOfLoginAttempts or welcomeMessage) with a value of a particular type (such as the number 10 or the string 'Hello'). The value of a constant cannot be changed once it is set, whereas a variable can be set to a different value in the future.