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The Tome / Chapter V: The Cartographer's Tools / Regex Tome

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Regex Tome

Test regex with highlighting

"The server room is my domain. Mind the blinking lights."

- Grix the Server Goblin

🔗 Related Tools

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📖 Common Patterns

• \d - Digit [0-9]
• \w - Word char [a-zA-Z0-9_]
• \s - Whitespace
• . - Any character
• ^ $ - Start/end anchors

🔧 Quantifiers

• * - Zero or more
• + - One or more
• ? - Zero or one
• {n} - Exactly n times
• {n,m} - Between n and m

💡 Tips

→ Use g flag for global match
→ Use i flag for case-insensitive
→ Escape special chars with \

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