Remove Lines Containing Search lines for: Add search field. Enable regular expression search. Case sensitive. Display removed. Input Box - Enter your line delimited text here. Enter your search text in the "Search lines for" field above. e.g. Enter the word "text" to remove lines containing the word "text". Click the "Remove Lines Containing..." button and all lines containing your specified search text will be removed. Click the "Not Containing..." button and all lines not containing your specified search text will be removed. To search for lines containing "cats AND dogs" or "cats OR dogs" click either the "AND" or "OR" button to add an AND/OR search field. You can add many AND/OR fields as required to search for lines containing (cats AND dogs AND birds), (cats OR dogs OR birds), etc. Click "Reset" to remove added search fields. Check "Case sensitive" for case sensitive results. Privacy of Data: This tool is built-with and functions-in Client Side JavaScripting, so only your computer will see or process your data input/output. Removed Line Box - Removed/extracted lines will display here. Unix Dos. Please select an AI API and enter the API key in the settings.