Remove Empty Lines
Quickly remove all blank or whitespace-only lines from your text. Clean up messy datasets and documents instantly.
Cleaning Options
Processing Tip: Use "Trim Lines" to ensure lines that only contain spaces are also treated as "empty" and removed. This is perfect for cleaning up formatted code or text copied from PDFs.
Why use an Online Remove Empty Lines Tool?
Datasets, logs, and long text documents often become cluttered with blank lines, leading to messy formatting and inefficient file sizes. Manually deleting these gaps is not only tedious but also prone to errors where you might accidentally delete important content. Our Remove Empty Lines tool automates this process instantly. This utility allows you to strip all completely empty lines or those that only contain invisible whitespace (like spaces and tabs). With an optional 'Trim All Lines' feature, you can also normalize your entire document in one click. It's a must-have for developers cleaning up code, writers polishing drafts, and data analysts preparing clean inputs. As always, CuscusLab processes your data 100% locally for your privacy.
Smart Text Normalization
Instant Line Stripping
Remove every completely empty line from your text in milliseconds, regardless of document length.
Whitespace Detection
Smartly identify and remove lines that appear empty but contain hidden spaces or tabs, ensuring a truly clean output.
Global Trimming
Optionally trim the edges of every single line, removing unnecessary leading or trailing spaces across your entire document.
Browser-Based Privacy
No text is ever uploaded to a server. All cleaning happens on your local device, keeping your documents 100% secure.
Frequently Asked Questions
How do I remove lines that only have spaces?
Enable the 'Remove Whitespace Lines' option. This tells the tool to treat any line containing only spaces or tabs as an empty line and remove it.
Does this tool work with tabs?
Yes, the tool correctly identifies tab characters as whitespace and will clean them up based on your selected options.
Will it remove spaces between words?
No, this tool specifically targets empty lines. To remove extra spaces between words, you should use our 'Trim & Whitespace Cleaner' tool.
Is there a limit to how many lines I can clean?
There's no hard limit. You can process documents with thousands of lines instantly, limited only by your browser's memory.