Line Filter
Keep or remove lines from a text block based on a specific keyword or regex pattern.
Settings
Input
Result (0 lines)
Filtered results will appear here
Free Online Line Filter Utility
Keep or remove lines from a text block based on keywords or regex patterns. Powerful text processing tool.
Paste Text
Input your text block into the main editor.
Set Rule
Select whether to 'Keep' or 'Remove' lines containing specific text.
Enter Keyword
Type the keyword or regex pattern to filter by.
Filter
The results update instantly as you change the rules.
Frequently Asked Questions
Yes, you can use regular expressions for advanced line filtering.
The tool typically performs case-insensitive filtering by default.
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