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

时间:2018-01-30 11:35:39      阅读:133      评论:0      收藏:0      [点我收藏+]

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>
  );
}

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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‘));

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

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

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