Regex Search

Search web pages using regular expressions with an easy-to-use interface

🔍 Regex Search - Advanced Pattern Matching for Web Pages Transform how you search web pages with powerful regular expression capabilities right in your browser! ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ KEY FEATURES ✨ SEARCH & HIGHLIGHT • Find patterns with full regex support • Instant highlighting with visual feedback • Navigate between matches with keyboard shortcuts • Match counter shows total results and current position • Case-sensitive and plain text search modes 🎯 ADVANCED PATTERN MATCHING • Multi-pattern search with color-coded highlights • Save frequently used patterns for quick access • Search history (last 10 searches) • Real-time search as you type (with debouncing) • Support for regex flags (multiline, dotAll, unicode, sticky) 🔧 FIND & REPLACE • Replace current match or all matches at once • Capture group support ($1, $2, etc.) • Visual confirmation before replacing • Browser native undo support (Ctrl+Z) 💾 DATA MANAGEMENT • Export search results to CSV format • Context display (50 chars before/after each match) • Persistent highlights across page reloads • Save patterns with custom names for reuse ⌨️ KEYBOARD SHORTCUTS • Enter: Start search • Shift+Enter: Jump to previous match • Escape: Clear current search • Ctrl/Cmd+C: Copy current match to clipboard 📊 EXPORT & ANALYSIS • Export all matches to CSV with context • Track match positions in document • Full-text context extraction around each match • URL tracking for organized data collection USE CASES 🔹 Web Development Find specific code patterns, CSS classes, or HTML attributes in documentation and web pages 🔹 Research & Data Collection Extract emails, phone numbers, URLs, dates, and structured data from web pages 🔹 Content Editing & Review Find and replace text across long articles, documentation, or web content 🔹 Learning & Practice Practice regex patterns on real web content with instant visual feedback 🔹 Quality Assurance Verify patterns, find inconsistencies, and validate data formats on web pages ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ COMMON SEARCH PATTERNS 📧 Email Addresses Pattern: \w+@\w+\.\w+ Example: john@example.com 📞 Phone Numbers Pattern: \d{3}-\d{3}-\d{4} Example: 555-123-4567 🌐 URLs Pattern: https?://[^\s]+ Example: https://example.com 🎨 Hex Color Codes Pattern: #[0-9A-Fa-f]{6} Example: #FF5733 📅 Dates (MM/DD/YYYY) Pattern: \d{2}/\d{2}/\d{4} Example: 12/31/2024 🔢 Numbers Pattern: \d+ Example: 123, 456 💰 Currency Pattern: \$\d+(\.\d{2})? Example: $19.99 📍 IP Addresses Pattern: \d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3} Example: 192.168.1.1