Highlight text matches
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Testing regular expressions
Use $1, $2... for capture groups
.Любой символ\dЦифра [0-9]\wБуква/цифра [a-zA-Z0-9_]\sПробельный символ^Начало строки$Конец строки*0 или более+1 или более?0 или 1{n,m}От n до m раз[abc]Один из символов(group)Группа захватаRegex Tester is an interactive tool for testing regular expressions. Enter a pattern and text to highlight matches, see a list of capture groups, and get an explanation of the result. Useful for debugging regex during development.
Highlight text matches
Capture groups display
Flag support (g, i, m, s)
Regex syntax check
Export result
Regex Tester lets you check regular expressions before using them in code. See which parts of the text match the pattern and which groups are captured, and quickly debug complex expressions.