JavaScript Standards Update: What’s New in ECMAScript 2025

Now that the ECMAScript 2025 annual update has been approved, we know exactly which features have made it into the official JavaScript language specification and which ones we’re still waiting for. It includes some, but not all, of the features we were hoping for, and some other new proposals that moved quickly through the approval stages.

Incidentally, the reason the annual update is known as ECMAScript isn’t just because the TC39 committee that works on it is part of Ecma International; it’s because Oracle continues to hold the…