Simon Willison’s Weblog

29th December 2008 - Link Blog

Blocks in Objective-C. Closures are coming soon to Objective-C - interesting syntax, a regular curly brace block preceded by a caret ^{ ... }.

Posted 29th December 2008 at 7:38 pm

Recent articles

Initial impressions of Claude Fable 5 - 9th June 2026
Running Python code in a sandbox with MicroPython and WASM - 6th June 2026
Claude Opus 4.8: "a modest but tangible improvement" - 28th May 2026

This is a link post by Simon Willison, posted on 29th December 2008.

blocks 4 closures 22 objective-c 10 programming 158 syntax 2

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