Simon Willison’s Weblog

Breadth first traversal of a tree. Mind bending usage of yield. Depth-first traversal is left as an exercise for the reader.

Posted 11th December 2003 at 12:47 am

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

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