Simon Willison’s Weblog

5th December 2017 - Link Blog

A Regular Expression Matcher: Code by Rob Pike, Exegesis by Brian Kernighan (via) Delightfully clear and succinct 30-line C implementation of a regular expression matcher that supports $, ^, . and * operations.

Posted 5th December 2017 at 6:36 pm

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This is a link post by Simon Willison, posted on 5th December 2017.

c 53 regular-expressions 37 rob-pike 3

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