Document.charset is a non-standard IDL attribute supported by all engines except Gecko, with a proposal to standardize it: In order to simplify standardization, Document.charset has been made readonly, as a simple alias of Document.characterSet.



Specification link

Specification currently under development in a Working Group

Status in Chromium


Removed (tracking bug)

Consensus & Standardization

After a feature ships in Chrome, the values listed here are not guaranteed to be up to date.

  • No signal
  • No signal
  • No signals


Last updated on 2020-11-09