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Regex Playground

Interactive environment to create, test, and debug regular expressions with live highlighting

//

Find all matches rather than stopping after the first match

Ignore case when matching

^ and $ match start/end of line in addition to start/end of string

Allows . to match newline characters

Treat pattern as a sequence of Unicode code points

Matches only from the index indicated by lastIndex property

Enter a test string and pattern to see results
No matches found

About Regular Expressions

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

  • Test your patterns against sample text with real-time feedback
  • Visualize matches with highlighting for better understanding
  • Copy patterns for use in your code with snippets for different languages
  • Learn regex through examples and the comprehensive cheatsheet