Complete Guide to Text Comparison
What is a Diff Checker?
A Diff Checker is a tool that compares two text files and highlights the differences between them. It shows which lines have been added, removed, or remain unchanged. This tool is essential for code reviews, document revisions, tracking changes, and comparing versions of files.
How to Use
Step 1: Paste the original text into the 'Original Text' area. Step 2: Paste the modified text into the 'New Text' area. Step 3: Click 'Compare' to analyze differences. Step 4: View highlighted changes - green for additions, red for deletions. Step 5: Copy the comparison result if needed.
Key Features
• Side-by-side comparison view • Line-by-line diff highlighting • Color-coded changes (green/red) • Statistics summary (added/removed lines) • Copy to clipboard • Support for large text files • Real-time comparison • Clean, intuitive interface
Common Use Cases
• Compare code versions before and after changes • Review document revisions and edits • Track configuration file changes • Compare CSV or data exports • Debug by comparing working vs broken code • Merge conflict resolution • Legal document comparison
Frequently Asked Questions (FAQ)
- Q. Is my data safe?
- A. Yes, all processing happens in your browser only. Nothing is sent to any server.
- Q. Is there a size limit?
- A. There's no strict limit. Files up to 1MB work well. Larger files may be slower but still function.