Regex Tester
Test regular expressions online with real-time match highlighting and full JS regex support
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About Regex Tester
Regular expressions are one of the most powerful text processing tools, used for matching, searching, replacing, and validating text patterns. Whether for form validation, log analysis, or batch text processing, regex can dramatically improve efficiency. This tool provides real-time regex testing — enter a pattern and test text, and matches are highlighted instantly. Supports full JavaScript regex syntax.