Posted in react
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11:33 pm, October 11, 2021

How to Add Comments in JSX

To put comments inside JSX, you use the syntax {/* */} to wrap around the comment text.

You do actually need the curley brackets, and have to add it under the other elements for this to work. 

How to Add Comments in JSX Demo

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How to Add Comments in JSX Code

HTML

<div id="root"></div>

Scripts

<script src="https://cdnjs.cloudflare.com/ajax/libs/react/18.0.0-alpha-5fa4d79b0-20211008/umd/react.production.min.js" integrity="sha512-5PVmWGoNJocWPdQJmJd1aRbz3cFcFgXctWKLWcitqtgX64jF+ttfg9g2oLltmeQ1HUo3gT6QchaMK3h+S+JG4Q==" crossorigin="anonymous" referrerpolicy="no-referrer"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/react-dom/18.0.0-alpha-5fa4d79b0-20211008/umd/react-dom.production.min.js" integrity="sha512-pUsjUv+9XgkTn+UbLyNIT4YNZPF2p0E45FBKmDL7Ti8iovYwp2CUkQs6Q7J9y5scLxWaOM+T5jJc0ls+WHUcmQ==" crossorigin="anonymous" referrerpolicy="no-referrer"></script>
<script src="https://unpkg.com/babel-standalone@6/babel.min.js"></script>
<script type="text/babel">
const JSX = (
  <div> 
    <h1>This is a block of JSX</h1> 
    <p>Here's a subtitle</p>
    {/* Here is my Comment */}
  </div> 
);
ReactDOM.render(JSX, document.getElementById('root'))
</script>

Javascript

/*
const JSX = (
  <div> 
    <h1>This is a block of JSX</h1> 
    <p>Here's a subtitle</p>
    {/* Here is my Comment */}
  </div> 
);
*/

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