🔍Regex Tester
Real-time regular expression testing
Email
Phone (CN)
URL
IPv4 Address
Date (yyyy-mm-dd)
Time (hh:mm:ss)
ID Card (CN)
HEX Color
HTML Tag
Number
Chinese Characters
Whitespace
0 matches
No matches found
How to Use
The Regex Tester supports real-time matching and highlighting. Enter a regular expression and test text to instantly see match results. Supports common flags including global match, case-insensitive, and multiline mode.
FAQ
What is a regular expression?
A regular expression is a text pattern matching tool used for searching, validating, and replacing strings that match specific rules.
What flags are supported?
Common flags include g (global match), i (case-insensitive), m (multiline mode), and s (dot matches newlines).