Simon Willison’s Weblog

ECMAScript 4 Reference Implementation. Including discussion of the benefits of writing it in Standard ML.

Posted 10th June 2007 at 12:49 pm

Recent articles

ChatGPT agent's user-agent - 4th August 2025
The ChatGPT sharing dialog demonstrates how difficult it is to design privacy preferences - 3rd August 2025
Reverse engineering some updates to Claude - 31st July 2025

ecmascript 6 standardml 1

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