Remove blank lines from a file

grep -v "^$" file
To save the result, redirect the output to another file. grep -v "^$" file1 > file2

By: hkyeakley
2009-02-19 18:11:58

What Others Think

sed -i '/^$/d' file will make the change in place.
iqag · 579 weeks and 3 days ago
cat -s file1 > file2 remove repeated empty output lines (if you have 2 or more empty lines, 'cat' remove them, otherwise 'cat' don't).
n0ky75 · 579 weeks and 3 days ago
grep . $file
kst · 579 weeks and 3 days ago

What do you think?

Any thoughts on this command? Does it work on your machine? Can you do the same thing with only 14 characters?

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