Eliminate blank lines...


 
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# 1  
Old 09-05-2005
Eliminate blank lines...

Hi All,

How can I eliminate the blank lines from a file.

For e.g.

File1 contains
ABCD
EFGH

ZZZZ
HJHH

KJKJ

IUYU

I need the file to be as follows....
ABCD
EFGH
ZZZZ
HJHH
KJKJ
IUYU

Thanks
Shash
# 2  
Old 09-05-2005
Thanks I got the info...

Thanks
Shash
# 3  
Old 09-05-2005
Code:
egrep -v '^[   ]*$' file1 > file2

Where the characters between the '[' and ']' are a space and a TAB (get a TAB by doing CTRL-V followed by CTRL-I).
# 4  
Old 09-05-2005
nawk 'NF' file1
# 5  
Old 09-06-2005
a simple way

sed '/^$/d' < file1
 
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