Function: keys()
Returns an iterable containing the keys of object.
This differs from Map.prototype.keys in that the returned iterable can be
iterated multiple times and differs from Object.keys in that the returned
iterable is opaque.
keys(object)
keys<
Key>(object):Iterable<Key,any,any>
Returns an iterable containing the keys of object.
This differs from Map.prototype.keys in that the returned iterable can be
iterated multiple times and differs from Object.keys in that the returned
iterable is opaque.
Type Parameters
• Key
Parameters
• object: ReadonlyMap<Key, unknown>
Returns
Iterable<Key, any, any>
Defined in
keys(object)
keys<
Key>(object):Iterable<Key,any,any>
Returns an iterable containing the keys of object.
This differs from Map.prototype.keys in that the returned iterable can be
iterated multiple times and differs from Object.keys in that the returned
iterable is opaque.
Type Parameters
• Key extends string | number | symbol
Parameters
• object: Readonly<Record<Key, unknown>>
Returns
Iterable<Key, any, any>