Text & Docs
Regex Tester
Validate ECMAScript regular expressions, inspect matches, captures, and replacement output.
regexpatternreplace
Pattern Input
Enter the pattern without surrounding slash delimiters.
Supports ECMAScript flags such as g, i, m, s, u, v, y, and d.
Uses JavaScript replacement syntax like $1, $&, and $<name>.
Matches
WaitingNo pattern entered
Add a regular expression pattern or load the sample.