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Regex Tester
Live regex matching with match highlighting, group capture, and replace mode.
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How to use Regex Tester
A quick walkthrough for faster results and a smoother first run.
1
Add your regex pattern
Enter the expression and any flags you want to test.
2
Paste sample text
Use real example content so you can see what the pattern matches.
3
Inspect matches and groups
Review highlights, captured groups, or replacement results before using the regex in code.
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