A 3-part series on the art of regexps
Part 1: Lookahead Basics Part 2: The Dark Arts of LookaheadLookahead is a powerful tool for finding things in strings, but only if you know where to look.
It's like finding a needle in a haystack, but the haystack is on fire, and the needle is a ninja
Part 1.3: Lookahead in the Modern EraWhere lookbehind is the gentle touch of a summer breeze, lookahead is the fiery wrath of a thousand suns
But don't worry, with practice, you'll be able to wield the power of lookahead with the finesse of a ninja
Part 2.4: Lookahead in the Real World