Filter Text Lines

The Filter Text Lines Tool removes or extracts lines from your input based on a matching pattern. It supports regular expressions, case sensitivity, and can be configured to either include or exclude matching lines.

Paste your input above or import a file below.
No file chosen
Supported file type: text/plain (.txt)
Total characters: 0
Options
Case Insensitive
Maximize output

How to Use the Tool:

  1. Paste or type your content into the Input Text box.
  2. In the Filter pattern field, enter the word or regular expression to search for.
  3. Optional settings:
    • Enable Use regex to treat the pattern as a regular expression.
    • Enable Case sensitive to match the exact casing.
    • Enable Exclude matches to remove lines that match the pattern.
  4. Click Filter to apply the filtering.
  5. The result will appear in the Filtered Output box.
  6. Click Copy Output to copy the result.
  7. Click Clear All to reset all fields.

Example:

Input:

apple pie  
banana bread  
apple juice  
carrot cake  
grape soda

Pattern:

apple

Options:

  • Use regex: disabled
  • Case sensitive: disabled
  • Exclude matches: enabled

Output:

banana bread  
carrot cake  
grape soda

Common Use Cases:

The Filter Text Tool helps you quickly extract or remove lines based on keywords, patterns, or custom rules. It’s ideal for cleaning up large text files, selecting matching data, removing unwanted lines, isolating results for analysis, building search filters, processing logs, and preparing input for automation scripts or bulk uploads.

Useful Tools & Suggestions:

After filtering your lines, Remove Empty Lines is a helpful cleanup step to get rid of any leftover blanks. And if you want to fine-tune which lines stay or go, Remove Lines Containing gives you more control based on keywords or patterns.

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