Text/Code Diff Checker
Compare two blocks of text to see the differences. Your data is processed in your browser and never sent to a server.
How to Use
- Paste the original text into the "Original Text" textarea.
- Paste the changed text into the "Changed Text" textarea.
- Click "Compare" to generate the diff.
- Review the highlighted differences in the output area.
- Use the navigation buttons to jump between changes.
- Click on a change to see merge options.
- Use merge buttons to apply changes from one side to the other.
Use Case Examples
Code Review
Compare different versions of code to see what has changed.
Document Editing
Track changes between document versions.
Configuration Comparison
Compare configuration files to identify differences.
Frequently Asked Questions
How does the diff checker work?
The tool compares two blocks of text line by line, highlighting additions, removals, and common lines. It generates a unified diff format for easy review.
Can I merge changes between texts?
Yes! Click on any change hunk to see merge options. You can apply changes from one side to the other, making it easy to resolve differences.
Is my data secure?
Absolutely. All text comparison happens locally in your browser. Your data never leaves your device or gets transmitted to our servers.
Related Tools
After comparing texts, use our Code Formatter to format your code, or try the JSON Validator to validate JSON data before comparison.