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

JustHTML is a fascinating example of vibe engineering in action - 14th December 2025
OpenAI are quietly adopting skills, now available in ChatGPT and Codex CLI - 12th December 2025
GPT-5.2 - 11th December 2025

ecmascript 6 standardml 1

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