Diff Checker

🔍 Professional Diff Checker Features

🎨 Visual Comparison

  • Side-by-side text comparison
  • Color-coded differences (red/green)
  • Line number tracking
  • Professional diff highlighting
  • Clean, readable interface

📊 Detailed Analysis

  • Added/removed line counting
  • Change statistics
  • Line-by-line comparison
  • Whitespace preservation
  • Unicode character support

⚡ User Experience

  • One-click copy functionality
  • Clear all button
  • Responsive design
  • Monospace font display
  • Instant comparison results

💻 Development Use

  • Code version comparison
  • Git diff visualization
  • Pull request reviews
  • Bug tracking analysis
  • Code review assistance

📄 Document Review

  • Document version tracking
  • Content change detection
  • Collaborative editing
  • Revision history
  • Quality assurance

🔧 Technical Features

  • Large file support
  • Memory efficient processing
  • Fast comparison algorithms
  • Cross-platform compatibility
  • No registration required

🚀 How to Use the Diff Checker

1. Input Your Texts

Enter your original text in the left textarea and modified text in the right textarea.

2. Compare

Click "Compare Texts" to see the differences highlighted side-by-side.

3. Review Changes

Red highlights show deleted content, green shows added content, and unchanged lines remain white.

4. Copy Results

Use the copy buttons to copy individual texts or the complete diff results.

💡 Pro Tip: This professional diff checker provides the same quality as commercial tools like Diffchecker.com. Use it for code reviews, document comparisons, and any text analysis that requires precise difference detection.