How to repeat displaying something in JSX

Jul 14, 2022

Learn how to repeat something in JSX, like rendering a number of stars from a rating value, using the [...Array(n)].map() spread array trick.

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I had the need to repeat something in JSX.

The use case was this, I had a review expressed from 1 to 5 and based on the value I wanted to display some stars, from 1 to 5 stars.

So I used this snippet:

<p>
{[...Array(rating)].map(() => '⭐️ ')}
</p>

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