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any javascript Code Snippet in 2022

arraybeginner

Last Updated: 26 November 2022

Checks if the provided predicate function returns true for at least one element in a collection.

  • Use Array.prototype.some() to test if any elements in the collection return true based on fn.
  • Omit the second argument, fn, to use Boolean as a default.
const any = (arr, fn = Boolean) => arr.some(fn);
any([0, 1, 2, 0], x => x >= 2); // true any([0, 0, 1, 0]); // true

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