Simon Willison’s Weblog

Internet explorer mystery #1376. IE executes function definitions inside an “if (0)” block. That frightens me.

Posted 3rd December 2008 at 9:04 am

Recent articles

Moltbook is the most interesting place on the internet right now - 30th January 2026
Adding dynamic features to an aggressively cached website - 28th January 2026
ChatGPT Containers can now run bash, pip/npm install packages, and download files - 26th January 2026

internet-explorer 74 javascript 739 ned-batchelder 18

Monthly briefing

Sponsor me for $10/month and get a curated email digest of the month's most important LLM developments.

Pay me to send you less!

Sponsor & subscribe