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Remove blank lines from a file and save output to new file

Terminal - Remove blank lines from a file and save output to new file
sed '/^$/d' file >newfile
2009-09-24 19:22:49
User: haplo
Functions: file sed
-4
Remove blank lines from a file and save output to new file

Alternatives

There are 2 alternatives - vote for the best!

Terminal - Alternatives
grep . filename > newfilename
cat filename | grep .
2009-08-09 01:00:59
User: fraktil
Functions: cat grep
Tags: cat Linux grep
2

Pipe any output to "grep ." and blank lines will not be printed.

grep -v "^$" filename > newfilename
2009-09-24 12:21:43
User: eastwind
Functions: grep
1

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

Know a better way?

If you can do better, submit your command here.

What others think

haplo: You have not used grep. You used sed There is no advantage to what you did.

Comment by bobdog 295 weeks and 6 days ago

I actually think this is exactly the kind of job sed is made for, and not grep

Comment by thiagodrv 295 weeks and 6 days ago

Your point of view

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