FAQ : How to use grep command to remove blank lines from file
Answer: To remove the blank lines from file, use the given below syntax
grep -v '^$' /path/of/file-name
In above command,
-v = Invert the sense of matching, to select non-matching lines
^$ = It is regex. ^ means start with and $ means end with. Combining both ^$ means blank lines
Example (With screenshot):
In below given file, contents have some lines in between
Now using grep command to remove blank line from file.
Learn more about grep command in our blog. Click Here.
Sharad Chhetri is an experienced Linux, DevOps, Cloud Engineer & Freelancer. Working on various technologies since RHEL 4 era. He loves sharing the knowledge which he has earned from his experience.
You can contact him on email for freelance projects at admin@sharadchhetri.com.
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