← Useful Tools
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Text Diff Checker
Paste two blocks of text and see exactly what changed, line by line.
🟡 MediumDifficulty
2 hoursTime
Python, JavaScriptLanguages
What you're building
A side-by-side text comparison tool: paste an 'old' and 'new' version of some text, and see added lines highlighted green, removed lines highlighted red, and unchanged lines left plain -- a simplified version of what git diff does.
What you'll unlock 🔓
You'll need
- Basic JavaScript
- A code editor
- A browser
🗺️ Build roadmap
01 Setup
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02 Split both texts into lines
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03 Implement a line-matching algorithm
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04 Render the diff with colors
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05 Add a summary count
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06 Polish the styling
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