union javascript Code Snippet in 2025
arraybeginner
Last Updated: 11 January 2025
Returns every element that exists in any of the two arrays at least once.
- Create a
new Set()with all values ofaandband convert it to an array.
const union = (a, b) => Array.from(new Set([...a, ...b]));union([1, 2, 3], [4, 3, 2]); // [1, 2, 3, 4]
javascript snippet similar to union For You in January 2025
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