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Advanced Pattern Engine v2.0

Master RegularExpressions

The most sophisticated regex testing platform with real-time validation, visual pattern building, and comprehensive learning resources.

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Validating email addresses
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Core Features

Everything You Need in One Platform

From basic pattern testing to advanced regex analysis, our comprehensive toolkit adapts to every skill level.

Instant Feedback
See matches highlighted in real-time as you type your regex pattern
Match Analytics
Detailed breakdown of captures, groups, and match statistics
Multi-Engine Support
Test across JavaScript, Python, PHP, and other regex engines
FAQ

Frequently Asked Questions

Everything you need to know about our regex testing platform

Pattern Library

Ready-to-Use Examples

Explore our curated collection of regex patterns for common validation tasks

Pattern Explorer
Validates email addresses with standard format requirements
[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}
Explanation: Matches valid email addresses including letters, numbers, dots, underscores, percent signs, plus signs, and hyphens before the @ symbol, followed by a domain name and extension.
Valid Examples:
user@example.com
test.email+tag@domain.co.uk
john.doe123@company.org
Invalid Examples:
invalid.email
@domain.com
user@.com
CommonValidation
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