memoize_react.jsx

import React from 'react';
import memoize from 'lodash/memoize';

const Heading =  memoize((props) => (
  <div className="heading">
    <div className="App-header">
      <h2>{props.title}</h2>
    </div>
  </div>
), (props) => {
    return props.title;
});

export default Heading;