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📊 Developer

Line Counter

Count total lines, blank lines, code lines, and comment lines in text or source code.

0Total Lines
0Code Lines
0Comments
0Blank Lines
0Characters
Code Comments Blank
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📖 About Line Counter

Line Counter is a free, browser-based tool built for developers, designers, and everyday users. Count lines, blank lines, code lines, and comment lines in your text or code. Supports multiple languages. Free online line counter tool. This tool processes everything locally using JavaScript — no data is uploaded to any server, no account is required, and there are no usage limits. Whether you’re working on a quick project or handling sensitive data, your privacy is fully protected. Bookmark this page and use it anytime — it works on desktop, tablet, and mobile devices.

How to Use

  1. Enter your data — Type, paste, or upload your input in the fields above.
  2. Configure options — Adjust any settings or parameters to match your requirements.
  3. Get instant results — Output updates automatically in real-time as you type.
  4. Copy or download — Use the Copy button to grab results, or download if available.
Frequently Asked Questions

What counts as a comment line?

For JavaScript/TypeScript: lines starting with // or /* blocks. For Python: lines starting with #. For HTML: <!-- blocks. For CSS: /* blocks. Lines with inline comments after code are counted as code lines.

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