Text Diff Checker
Compare differences between two text blocks or files with character-level and line-level comparison
Compare Options
Documentation
What is a Text Diff Checker?
A text diff checker is an online tool for comparing two text blocks or files. It helps you quickly identify differences between texts, showing added, deleted, and modified content. This tool is particularly suitable for code review, document comparison, and version comparison scenarios.
Key Features
Support for character-level, word-level, and line-level comparison
Side-by-side view with highlighted differences
Ignore whitespace and case options
Display line numbers for easy navigation
Statistics on differences
Support for large text comparison
Export comparison results
Swap text positions
How to Use
1
Paste the original text in the left input box2
Paste the modified text in the right input box3
Select comparison options (ignore whitespace, ignore case, etc.)4
Click the "Compare" button to view differences5
View highlighted differences and statistics6
Optionally export or copy comparison resultsCompare Mode Descriptions
Character Level
Character-level comparison: Precise to each character's difference, suitable for viewing subtle changes
Word Level
Word-level comparison: Compare word by word, suitable for text content comparison
Line Level
Line-level comparison: Compare line by line, suitable for code and configuration file comparison
Use Cases
Code review: Compare code version differences
Document comparison: Check document revision content
Configuration comparison: Compare configuration file changes
Translation proofreading: Compare text before and after translation
Data validation: Check data changes
Merge conflicts: Resolve version merge issues
Usage Tips
Use line-level mode when comparing code
You can choose to ignore case when comparing documents
Use ignore whitespace option when handling formatting differences
Use line number feature to quickly locate difference positions
For large file comparison, consider processing in segments
Use swap function to quickly switch comparison direction