Set.prototype.keys() - JavaScript | MDN

Syntax

Parameters

None.

Return value

A new iterable iterator object.

Examples

Using keys()

The keys() method is exactly equivalent to the values() method.

js

const mySet = new Set();
mySet.add("foo");
mySet.add("bar");
mySet.add("baz");

const setIter = mySet.keys();

console.log(setIter.next().value); // "foo"
console.log(setIter.next().value); // "bar"
console.log(setIter.next().value); // "baz"

Specifications

Specification
ECMAScript® 2027 Language Specification
# sec-set.prototype.keys

Browser compatibility

See also

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