jeandremelaria
3/31/2018 - 3:05 PM

ReactJs - Hot Module Replacement

Hot Module Replacement (HMR) is a tool to reload your application in the browser. The browser doesn't perform a page refesh.

reactJs-HMR
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/* src/index.js */

import React from 'react';
import ReactDOM from 'react-dom';
import './index.css';
import App from './App';
import registerServiceWorker from './registerServiceWorker';

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

/* Calling HMR */
if (module.hot){
  module.hot.accept();
}