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The true power of regular expressions
- mck- 14y agoBest answer ever why you shouldn't parse HTML with regex: http://stackoverflow.com/questions/1732348/regex-match-open-tags-except-xhtml-self-contained-tags http://stackoverflow.com/questions/1732348/regex-match-open-...
- twopoint718 14y agoI know it is probably gauche, but here's a tl;dr: The "regexp" in your programming language isn't "regular expression" from language theory. Adding extra bells and whistles (like back references) gives "regexps" power at least equivalent to context-free languages. This is an excellent article, and I hope the tl;dr makes you more likely to go and read it.