react with pure components
Simple example of react pure component
import React from 'react';
class PercentageStat extends React.PureComponent {
render() {
const { label, score = 0, total = Math.max(1, score) } = this.props;
return (
<div>
<h6>{ label }</h6>
<span>{ Math.round(score / total * 100) }%</span>
</div>
)
}
}