.*
Regex Tester
Test regular expressions with live highlight
//gi
2 matches
Contact us at hello@zapfiles.xyz or support@example.com for help.
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Match 1· index 14
hello@zapfiles.xyz
Match 2· index 36
support@example.com
How to use Regex Tester
- 1Enter your regular expression pattern
- 2Enter the text you want to test
- 3Matches appear highlighted in real-time
- 4Adjust your pattern and see results instantly
- 5Copy the pattern when it's perfect
Tips & Best Practices
- •Use . for any character, * for repetition, + for one or more
- •Use ^ for start and $ for end of line
- •Test your regex before using in code
- •Flags: g=global, i=case-insensitive, m=multiline
Frequently Asked Questions
What are regular expressions?
Regex patterns for matching, searching, and replacing text. Essential for form validation, text parsing, and data extraction.
How do I test regex?
Enter your pattern and test text. Matches highlight instantly, helping you debug and refine your regex.
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