[React] Use React Fragments to make your DOM tree cleaner

In this lesson, we will look at Fragments and how they are useful in achieving a cleaner DOM structure without additional empty div elements.

const HeaderFooter = () => {
  return (
    <div>
      <div>
        header
      </div>
      <div>
        footer
      </div>
    </div>
  );
}

import React, { Component, Fragment } from 'react';
import {render} from 'react-dom'
const HeaderFooter = () => {
  return (
    <Fragement>
      <div>
        header
      </div>
      <div>
        footer
      </div>
    </Fragment>
  );
}

export default class App extends Component {
  render() {
    return (
      <div>
        <HeaderFooter />
      </div>
    );
  }
}

render(<App />, document.getElementById('root'));

原文地址:https://www.cnblogs.com/Answer1215/p/8382884.html