chead sed to remove empty lines

2013-08-31 12:46:33 +03:00 · 2013-08-31 12:46:33 +03:00 · 53a2a616d0
parent 4960f45f6f
commit 53a2a616d0
1 changed files with 3 additions and 0 deletions
--- a/cheatsheets/sed
+++ b/cheatsheets/sed
@ -9,3 +9,6 @@ echo 'It is daytime' | sed 's/day/night/g'

 # To remove leading spaces
 sed -i -r 's/^\s+//g' file.txt
+
+# To remove empty lines
+cat file.txt | sed '/^$/d'