🔍 Online Regex Generator and Validator

Online regular expression generation and verification tool, supports common regex presets, global matching, case-insensitive, real-time highlighting of match results.

Test Text

Regular Expression

Global Match Ignore Case

//g

Common Regex Presets

Match Result

Waiting for input...

Regex Common Reference

Common Regular Expressions

Name	Expression
Match Chinese Characters	[\u4e00-\u9fa5]
Match Email	\w+([-+.]\w+)@\w+([-.]\w+)\.\w+([-.]\w+)*
Match URL	https?://[\w\-]+(\.[\w\-]+)+[\w\-.,@?^=%&:/~+#]*
Match Phone Number	1[3-9]\d{9}
Match ID Card Number	\d{17}[\dXx]
Match IPv4 Address	((25[0-5]\|2[0-4]\d\|[01]?\d\d?)\.){3}(25[0-5]\|2[0-4]\d\|[01]?\d\d?)
Match Positive Integer	[1-9]\d*
Match Money (2 decimal places)	\d+\.\d{2}
Match Empty Line	\n\s*\r