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`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: Accepts a Set element as its only argument. Supports shorthand-syntax for objects and documents. Returns Boolean or Null. The method returns true if the predicate is true for any element in the Set.

Parameter

Type

Required

Description

predicate

Predicate function

Yes

Anonymous predicate function that:

Accepts a Set element as its only argument. Supports shorthand-syntax for objects and documents.
Returns Boolean or Null.

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.

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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