Line Counter
Count lines, find duplicates, and inspect per-line character stats
0
Total Lines
0
Non-empty Lines
0
Blank Lines
0
Unique Lines
0
Duplicate Lines
0
Longest Linechars
0
Shortest Linechars (non-empty)
0
Avg Charactersper non-empty line
0 lines
How to use / Why use this tool / FAQ
How to use
Paste or type your text into the input box. Line statistics update instantly. Use 'Add Line Numbers' to prepend numbers to each line, or 'Per-line Stats' to see character counts per line.
Why use this tool
Useful for developers checking log files, writers analyzing text structure, and data analysts inspecting datasets. All processing is local — no data is sent to any server.
FAQ
- How is a 'blank line' defined?
- A line containing only whitespace (spaces, tabs) is counted as blank.
- What does 'unique lines' mean?
- Unique lines are lines with distinct content. Duplicate lines are those that appear more than once.
- Does it support very large files?
- Yes, the tool processes text locally in your browser and handles large inputs efficiently.