Function getIterator

Get a Symbol.iterator from an iterable or a Symbol.asyncIterator from an asynchronous iterable.

Example

const iterator = getIterator([1, 2, 3]);
iterator.next(); // { value: 1, done: false }
iterator.next(); // { value: 2, done: false }
iterator.next(); // { value: 3, done: false }
iterator.next(); // { value: undefined, done: true }

Returns

Iterator instance.