Delete blank lines from file – AWK Scripting

Delete blank lines from file

Here’s some ways to remove empty or blank lines from a file in Unix. Simple but definitely useful. Delete blank lines from file

$ grep -v '^$' file.txt
$ grep '.' file.txt
$ sed '/^$/d' file.txt
$ sed -n '/^$/!p' file.txt
$ awk NF file.txt
$ awk '/./' file.txt

In Vi editor, in escape mode type

:g/^$/ d
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Ankam Ravi Kumar

Working as Linux / Storage Administrator L3. Interested in sharing the knowledge.

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