re: How are regex used in the real world? VIEW POST

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re: Anytime anyone wants to match a pattern, basically.
 
 

Technically, yes. Practically, that does not make much sense. Why would anyone limit the pattern for usernames or passwords?

Better examples: Zip codes, phone numbers, HTML tags. I use regex to cross-post HTML-formatted articles with BBCode into web forums. E-mail addresses won't work though.

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