Iterator

An object that enables traversal through the elements in a collection.

Methods

static next()

Return Value

Type	Description
Object	An object that contains values for the properties `done` and `value` properties. If there are elements that were not traversed, `done` is `false` and `value` is the next element in the collection. If all of the elements were traversed, `done` is `true` and `value` is `null`.

Type

Description

Object

An object that contains values for the properties done and value properties.

If there are elements that were not traversed, done is false and value is the next element in the collection.

If all of the elements were traversed, done is true and value is null.

10 September 2026