Node Underground
Node Underground
Mar 22, 2021 · Fundamentals

TC39 Updates: Error Cause, Temporal, Array.findLast & Module Fragments

Amid the pandemic‑driven shift to fully online TC39 meetings, the committee accelerated meeting frequency while trimming agendas, advancing proposals such as Error Cause to Stage 3, introducing the Temporal API to replace Date, adding Array.findLast methods, and exploring Module Fragments to improve JavaScript module handling.

Array.findLastECMAScript proposalsError Cause
0 likes · 14 min read
TC39 Updates: Error Cause, Temporal, Array.findLast & Module Fragments
Alibaba Terminal Technology
Alibaba Terminal Technology
Mar 16, 2021 · Fundamentals

How Error Cause, Temporal, and Array.findLast Proposals Will Transform JavaScript

The article reviews recent TC39 proposal updates—including Error Cause reaching Stage 3, the Temporal API replacing the flawed Date object, the new Array.findLast methods, and Module Fragments—explaining their motivations, design details, code examples, and how they aim to improve JavaScript development across environments.

Array.findLastECMAScriptError Cause
0 likes · 14 min read
How Error Cause, Temporal, and Array.findLast Proposals Will Transform JavaScript