Use of regex engine in a browser?

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aquaticdeity 0 Newbie Poster

14 Years Ago

Hi all,
I don't know whether my question belong here but any ways
why every browser has a built-in regex engine?

Why they have to find patterns in a http page?

php regex

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Latest Post 14 Years Ago Latest Post by cwarn23

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cwarn23 387 Occupation: Genius Team Colleague Featured Poster · Answer 1 · 2010-04-13T15:02:32+00:00

Why they have to find patterns in a http page?

Well one reason is because all browsers need to be able to preg_match_all the html tags. The second reason is because javascript provides some regex functions which the browser needs to be able to process.