Simon Willison’s Weblog

The versioning switch is not a browser detect. PPK: “In other words, the versioning switch does not have any of the negative effects of a browser detect.”

Posted 22nd January 2008 at 4:34 pm

Recent articles

A new SQL-powered permissions system in Datasette 1.0a20 - 4th November 2025
New prompt injection papers: Agents Rule of Two and The Attacker Moves Second - 2nd November 2025
Hacking the WiFi-enabled color screen GitHub Universe conference badge - 28th October 2025

browserdetect 1 browsers 91 doctypeswitching 2 ie8 25 internet-explorer 25 ppk 6 web-standards 46 xuacompatible 10

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