restrictedMemo.js

const AwesomeChild =({text,style})=>{	
	return(
	  <Text style={style} >{text}</Text>
  )
}
const areEqual=(prevProps,nextProps)=>{
  // return false prevProps.text & nextProps.text are not equal.
  return prevProps.text===nextProps.text
  // else all are equal, no re-render
  return true
}
export default React.memo(AwesomeChild,areEqual)