The SharedArrayBuffer() constructor creates SharedArrayBuffer objects.

The getHours() method of Date instances returns the hours for this date according to local time.

The [@@iterator]() method of Map instances implements the iterable protocol and allows Map objects to be consumed by most syntaxes expecting iterables, such as the spread syntax and for...of loops. It returns a map iterator object that yields the key-value pairs of the map in insertion order.

The finally() method of Promise instances schedules a function to be called when the promise is settled (either fulfilled or rejected). It immediately returns an equivalent Promise object, allowing you to chain calls to other promise methods.

The Promise.reject() static method returns a Promise object that is rejected with a given reason.

The deref() method of WeakRef instances returns this WeakRef's target value, or undefined if the target value has been garbage-collected.

The Intl.supportedValuesOf() static method returns an array containing the supported calendar, collation, currency, numbering systems, or unit values supported by the implementation.

The Intl.getCanonicalLocales() static method returns an array containing the canonical locale names. Duplicates will be omitted and elements will be validated as structurally valid language tags.

The handler.has() method is a trap for the [[HasProperty]] object internal method, which is used by operations such as the in operator.

The AsyncFunction() constructor creates AsyncFunction objects.