Wk-notes-12-3-react-function-memo

React 16.6 pure optimization

Pure Functional Component

Simply use React.memo(FUNCTIONAL_COMPONENT)

• React.PureComponent is silver

• React.memo(...) is golden.

• React.PureComponent optimizes re-rendring in ES6 class components

• React.memo(...) optimizes re-rendring in functional components

ref : https://blog.bitsrc.io/improve-performance-in-react-functional-components-using-react-memo-b2e80c11e15a