Testador de Regex

Teste expressões regulares com correspondência em tempo real.

Regex Tester is a real-time regular expression testing tool. Enter a pattern and test string to instantly see all matches, captured groups, and match positions with highlighted results.

Features

  • Real-time pattern matching
  • Flag support (g, i, m, s)
  • Match highlighting with colors
  • Captured group display
  • Match count and positions

Usage Example

// Pattern: (\d{3})-(\d{4})
// Test: Call 123-4567 or 987-6543
// Matches: 123-4567, 987-6543
// Groups: [123, 4567], [987, 6543]

FAQ

What is regex?

Regular expressions (regex) are patterns used to match character combinations in strings. They are used in search, validation, and text manipulation.

What do the flags mean?

g = global (find all matches), i = case-insensitive, m = multiline (^ and $ match line boundaries), s = dotAll (. matches newlines).

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