Returns a IterableIterator<[string, any]> from any iterable input like Map, Set, Array, or Object.
For all other types of values (including null or undefined) it returns an empty iterator.
null
undefined
An iterable input
a IterableIterator<[string, any]>
Returns a IterableIterator<[string, any]> from any iterable input like Map, Set, Array, or Object.
For all other types of values (including
nullorundefined) it returns an empty iterator.