Summary for the 66th meeting of Ecma TC39

Ecma Technical Committee 39 held three day meeting hosted by Paypal in NYC on September 25th - September 27th, 2018. Agenda can be found here.

New Proposals

TC39 discussed 6 new proposals. 5 entered staging process to discuss towards specification, and 1 remains at Stage 0 for further investigation before consensus.

Advanced to Stage 1

Needs more discussion (remains Stage 0)

Existing Proposals

Advanced to Stage 2 from Stage 1

Advanced to Stage 3 from 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

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.

General Discussions

Topics related to ECMAScript specification activities that were presented at the meeting

Updates from ECMA-262 Editors Group

Organizational update