Simon Willison’s Weblog

How To Subclass The JavaScript Array Object. Utterly brilliant—create a fresh copy of Array in an iframe and customise that.

Posted 19th November 2006 at 7:11 pm

Recent articles

The last six months in LLMs, illustrated by pelicans on bicycles - 6th June 2025
Tips on prompting ChatGPT for UK technology secretary Peter Kyle - 3rd June 2025
How often do LLMs snitch? Recreating Theo's SnitchBench with LLM - 31st May 2025

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