set.any()

Test if any element of a Set matches a provided predicate.

Signature

any(predicate: (A => Boolean | Null)) => Boolean

Description

Tests if any element of the calling Set matches a provided predicate function.

Parameters

Parameter Type Required Description

predicate

Predicate function

Yes

Anonymous predicate function that:

The method returns true if the predicate is true for any element in the Set.

Return value

Type Description

Boolean

If true, the predicate is true for one or more elements in the Set. Otherwise, false.

Examples

// `toSet()` converts an Array to a Set.
let set = [1, 2, 3].toSet()
set.any(v => v == 2)
true

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