Regular Expression Tester

Built In Regexes
Output Format
Regex
Case Insensitive
'^''$' Match Newlines
Dot Matches All
Unicode Support
Astral Support
Display Total

Regular Expression Tester can define your own regular expression (regex) to search the input data with, optionally choosing from a list of pre-defined patterns.

Tip: Supports extended regex syntax including the 'dot matches all' flag, named capture groups, full unicode coverage (including \\p{} categories and scripts as well as astral codes) and recursive matching.


References

https://wikipedia.org/wiki/Regular_expression

Featured Tools

Featured tools that you might find useful.

Popular Tools

List of popular tools that users love and frequently use.

New Tools

The latest tools added to our collection, designed for you.

Topics

The tools grouped by topics to quickly find what you need.
The list of all HTTP status codes for their three-digit numerical code, name and their meaning.

HTTP Status Codes

The list of all HTTP status codes for their three-digit numerical code, name and their meaning.
IPv4 Range Expander could calculate a valid IPv4 network with its CIDR notation for given a start and an end IPv4 address.

IPv4 Range Expander

IPv4 Range Expander could calculate a valid IPv4 network with its CIDR notation for given a start and an end IPv4 address.
Generate your own local, non-routable IP addresses on your network according to RFC4193.

IPv6 ULA Generator

Generate your own local, non-routable IP addresses on your network according to RFC4193.
Transform XML data into a clean, readable format effortlessly with XML Prettify tool. This online tool instantly formats and beautifies complex XML structures, ensuring well-organized and easily understandable code.

XML Formatter

Transform XML data into a clean, readable format effortlessly with XML Prettify tool. This online tool instantly formats and beautifies complex XML structures, ensuring well-organized and easily understandable code.