`isEmpty()`

Test if the set is empty.

Signature

isEmpty(): Boolean

The isEmpty() method tests if the set is empty.

None

Type Description

Type	Description
Boolean	Empty state of the set: `true` = The set is empty. `false` = The set isn’t empty.

Empty state of the set:
true = The set is empty.
false = The set isn’t empty.

// `toSet()` converts an array to a set.
// In thise case, it creates an empty set.
let set = [].toSet()
set.isEmpty()

true

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