As an interesting exercise to prove that \b is neither a lookahead nor a lookbehind assertion, try creating one of either than can be used as a substitute for \b.
I did, proving your assertion wrong.

-- Randal L. Schwartz, Perl hacker
Be sure to read my standard disclaimer if this is a reply.

In reply to •Re: Re: Why do zero width assertions care about lookahead/behind? by merlyn
in thread Why do zero width assertions care about lookahead/behind? by davido

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