WebAssembly Type Reflection JS API

Expands the JavaScript API surface of WebAssembly to allow reflection on the data types of functions imported and exported from a WebAssembly module.



Editor's draft

Status in Chromium


Behind a flag (tracking bug) in:

  • Chrome for desktop release 78

Consensus & Standardization

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

  • Public support
  • No public signals
  • Public support
  • No signals


Last updated on 2019-11-07