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How to add an array of values to a Set with JavaScript?

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To add an array of values to a Set with JavaScript, we can call the set add method.

For instance, we write

array.forEach((item) => mySet.add(item));

to call array.forEach with a callback that calls mySet.add to add item in array into the mySet set.

We use forEach to call the same callback for each item in array.

Conclusion

To add an array of values to a Set with JavaScript, we can call the set add method.

By John Au-Yeung

Web developer specializing in React, Vue, and front end development.

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