HomeUNIXRemove blank lines from a file using grep

Remove blank lines from a file using grep

By Quinn McHenry

943

How can I remove blank lines from a file in UNIX?

grep -v "^$" filename > newfilename

The ^$ within the quotes is a regular expression: ^=beginning of line, $=end of line, with no characters between.

See additional helpful information in the comments below.

Previous article

XP and Vista: Shortcut to Lock Desktop

Next article

Search for text in binary files

Quinn was one of the original co-founders of Tech-Recipes. He is currently crafting iOS applications as a senior developer at Small Planet Digital in Brooklyn, New York.

RELATED ARTICLES

LEAVE A REPLY Cancel reply

Please enter your comment!

Please enter your name here

You have entered an incorrect email address!

Please enter your email address here

Most Popular

LATEST REVIEWS

Recent Comments

techylist on How to Create a Save Collection on Instagram

Techylist on Get the Scoop on How to Use Twitter Moments in Just 5 Minutes! December, 2024

techylist on Get the Scoop on How to Use Twitter Moments in Just 5 Minutes! December, 2024

Alexzander E. Aguilar on How to Insert and Remove the SIM Card in an iPhone

Glenn Thomas on How To Deploy ISPAC File & SSIS Package From Command Line

Buck on How to Turn On and Off Automatic Updates in Windows 10

Anna Sue Edwards on How to View Facebook Login History

Dante on How Do I Copy Text from a Password Protected Word Document?

Darrin on How To Stop All Friend Requests On Facebook

William McCoy on How To Change Thumbs Up on Facebook Messenger

error: Content is protected !!