Components don't only have a .render() method – they can also implement many more life cycle events that can help you in specific situations. In this section, let's go over all of the available methods and provide ideas about when you will use them.
For a full description of all the available methods, go to https://reactjs.org/docs/react-component.html – but pay careful attention to some deprecated, legacy methods that should be avoided, and also read about the conditions and parameters for each method.