正则表达式测试
实时匹配和捕获组显示测试正则表达式。
//g
Contact us at hello@example.com or support@test.org
匹配: 2
#1
hello@example.com@14Group 1: helloGroup 2: example.com
#2
support@test.org@35Group 1: supportGroup 2: test.org
How to Use
- 1
Enter your regular expression pattern in the Pattern field.
- 2
Type or paste your test string in the Test String field.
- 3
View highlighted matches and capture groups in real time. Toggle flags like g, i, m, s as needed.
Features
Live Match Highlighting
Matches are highlighted in the test string in real time as you type your pattern.
Capture Group Display
See all named and numbered capture groups listed for each match.
Flag Controls
Toggle global (g), case-insensitive (i), multiline (m), and dotAll (s) flags with checkboxes.
Match Count
The total number of matches is shown so you can quickly verify your pattern is working correctly.
FAQ
支持哪些标志？
全局(g)、忽略大小写(i)、多行(m)、dotAll(s)。
显示捕获组吗？
是的，显示每个匹配的命名和编号捕获组。