Summary for the 67th meeting of Ecma TC39

Ecma Technical Committee 39 held a three day meeting hosted by Apple in Cupertino, California on November 27th - November 28th, 2018. Agenda can be found here.

New Proposals

TC39 discussed 1 new proposal that entered the staging process to discuss towards specification.

Advanced to Stage 1

Existing Proposals

Advanced to Stage 4

Advanced to Stage 3

Advanced to Stage 2

Needs more discussion/information

These proposals were discussed but did not advance to next stage at the meeting. Please refer to "Conclusion / Resolution" section on the notes to see the outcome of discussion.


Status updates from proposals working towards stage advancement.


Changes to existing specification

Consensus Reached Pull Requests and Issues

Rejected Pull Requests

Needs more discussion/information

Breakout Sessions

At this meeting, TC39 had break out sessions on following topics. Please see notes for each topic.

Organizational update