When to use super when overriding ios methods

Question

My coworkers will sometimes call super when overriding an ios method and sometimes not. This seems to be mostly based on their experience. Is there a rule of thumb to use when d

Answer 1

Sending a message to super is a way to call through to a method implementation defined by a superclass further up the inheritance chain. The most common use of super is when overriding a method. Calling super will allow the parent class to do some preparation. If you're overriding a method, you must call super else you might have some invalid state as super class implementation has missed initialising some states.