Simon Willison’s Weblog

Another practical use for JavaScript closures. Create private methods by hiding them in a closure.

Posted 31st July 2005 at 1:08 pm

Recent articles

GPT-5 Thinking in ChatGPT (aka Research Goblin) is shockingly good at search - 6th September 2025
V&A East Storehouse and Operation Mincemeat in London - 27th August 2025
The Summer of Johann: prompt injections as far as the eye can see - 15th August 2025

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