Regex Tester

Test regular expressions against text strings

Regex Pattern & Test String

Test Results

What are Regular Expressions?

Regular expressions (regex) are powerful pattern-matching tools used for searching, validating, and manipulating text based on specific patterns.

They're essential for data validation, text processing, and search operations in programming and data analysis.

Common Regex Patterns

Email: \w+@\w+\.\w+

Basic email pattern matching.

Numbers: \d+

Match one or more digits.

Words: [a-zA-Z]+

Match alphabetic characters only.