Create 2023-12-10-ecmascript-proposal-update.md

Author: azu

_posts/2023/2023/2023-12-10-ecmascript-proposal-update.md

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+---
+title: "ECMAScript proposal updates @ 2023-11"
+author: azu
+layout: news
+date : 2023-12-10T11:18:36.172Z
+category: ECMAScript
+tags:
+    - ECMAScript
+    - Proposal
+    - spec
+    - TC39
+
+---
+
+The changes of proposal's status @ [99th meeting of Ecma TC39][Agendas]
+
+# ECMA-262
+
+## New Proposals
+
+| Proposal                                                                  | Stage |
+| ------------------------------------------------------------------------- | ----- |
+| [Math.sum](https://github.com/bakkot/proposal-math-sum)                   | 1     |
+| [Module sync assert](https://github.com/tc39/proposal-module-sync-assert) | 1     |
+
+
+## Updated Proposals
+
+| Proposal                                                                         | From  | To    |
+| -------------------------------------------------------------------------------- | ----- | ----- |
+| [Array Grouping](https://github.com/tc39/proposal-array-grouping)                | 3     | 4     |
+| [Promise.withResolvers](https://github.com/tc39/proposal-promise-with-resolvers) | 3     | 4     |
+
+
+# ECMA-402
+
+## New Proposals
+
+No Data
+
+## Updated Proposals
+
+No Data
+
+
+This diff is generated by [ECMAScript Proposal Diff Tool](https://azu.github.io/ecmascript-proposals-json/).
+
+### Agenda
+
+- [Agendas][]
+
+### Babel
+
+- [babel/proposals: Tracking the status of Babel's implementation of TC39 proposals](https://github.com/babel/proposals)
+
+### Other proposal's status 
+
+- [tc39/proposals: Tracking ECMAScript Proposals](https://github.com/tc39/proposals)
+
+### Related services
+
+- [ECMAScript Proposal Diff Tool](https://azu.github.io/ecmascript-proposals-json/)
+- [tc39/dataset: The automate track tc39 proposals](https://github.com/tc39/dataset)
+
+[Agendas]: https://github.com/tc39/agendas/blob/main/2023/11.md