We're looking for a person or people to help audit MDN to find places we could speed up. Is this you or someone you know? Check out the RFP: https://mzl.la/2IHcMiE

Type: id
Set to an id of a broadcaster element that is being observed by the element. If an attribute changes in the broadcaster it is also changed in the observer.

Document Tags and Contributors

 Contributors to this page: SphinxKnight, Sheppy, pippijn, Marsf, BenoitL, Dria
 Last updated by: SphinxKnight,