keys

keys() function

Returns an iterator of the own enumerable property names of object.

Signature:

declare function keys<T extends Record<string, any>>(obj: T): Generator<Extract<keyof T, string>, void, unknown>;

Returns:

Generator<Extract<keyof T, string>, void, unknown>

Example

[...keys({ a: 1, b: "2", c: true })]
// ["a", "b", "c"]