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martin krause
martin krause

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1 line of code: How to shuffle an array

const shuffle = arr => [...arr].sort(() => 0.5 - Math.random());
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Returns a new array with shuffled items.

Be aware, that the shuffled items are not truly random because Math.random will return a pseudo-random number.

The repository & npm package

You can find the all the utility functions from this series at
The library is also published to npm as @onelinecode for your convenience.

The code and the npm package will be updated every time I publish a new article.

Follow me on Twitter: @martinkr and consider to buy me a coffee

Photo by zoo_monkey on Unsplash

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