February 2019
Intermediate to advanced
204 pages
4h 52m
English
A lot of bloggers and developers seem to accuse Immutable JS of certain things, without understanding its core concepts. React is not just about building interactive UI/UX interfaces; it is about performance. The purpose of its development was to be performant and to only update the DOM when required, and also, to only update the portion that was required to be updated. An optimized React app should contain simple, stateless functional components, and can have a shouldComponentUpdate that returns false:
shouldComponentUpdate(nextProps, nextState) { return false;}
You should be familiar with React life cycle functions. The most notable function in the React component life cycle is shouldComponentUpdate, and it is ...
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