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There's a mini-language for describing text patterns — like 'match anything shaped like a phone number.' Powerful but cryptic (e.g., ^\d{3}-\d{4}$), even developers google it.

What is it?

Q: What is it?

Regular expressions (regex). Regex is the standard grammar for pattern matching in search, replace, and validation. Notoriously hard to memorize — which is fine, because now you can just ask AI to write one.

Regular expressions (regex) ✓
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Regular expressions (regex)
Regex is the standard grammar for pattern matching in search, replace, and validation. Notoriously hard to memorize — which is fine, because now you can just ask AI to write one.

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