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Removing blank lines from comma seperated and space seperated file.

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# 1  
Old 05-01-2009
Removing blank lines from comma seperated and space seperated file.
Hi,

I want to remove empty/blank lines from comma seperated and space seperated files

Thanks all for help
# 2  
Old 05-01-2009
Code:
sed '/^$/d' filename

Can you provide a sample of your file if thats something else?



cheers,
Devaraj Takhellambam
# 3  
Old 05-01-2009
Quote:
Originally Posted by devtakh
Code:
sed '/^$/d' filename

Can you provide a sample of your file if thats something else?



cheers,
Devaraj Takhellambam
FileA

ABC,ABC,ABC
,,,
ABC,ABC,ABC
ABC,ABC,ABC
ABC,ABC,ABC
,,,
ABC,ABC,ABC
,,,
FileB
ABC ABC ABC

ABC ABC ABC
ABC ABC ABC

ABC ABC ABC
ABC ABC ABC

Thanks
# 4  
Old 05-01-2009
Quote:
Originally Posted by zenith
FileA

ABC,ABC,ABC
,,,
ABC,ABC,ABC
ABC,ABC,ABC
ABC,ABC,ABC
,,,
ABC,ABC,ABC
,,,
FileB
ABC ABC ABC

ABC ABC ABC
ABC ABC ABC

ABC ABC ABC
ABC ABC ABC

Thanks
Can you think of what's common between FileA and FileB in regards to the so-called 'blank lines'?
# 5  
Old 05-02-2009
Quote:
Originally Posted by zenith
FileA

ABC,ABC,ABC
,,,
ABC,ABC,ABC
ABC,ABC,ABC
ABC,ABC,ABC
,,,
ABC,ABC,ABC
,,,
FileB
ABC ABC ABC

ABC ABC ABC
ABC ABC ABC

ABC ABC ABC
ABC ABC ABC

Thanks
Code:
sed -e '/^$/d' -e '/^,*,/d' fileA fileB


cheers,
Devaraj Takhellambam
# 6  
Old 05-08-2009
Quote:
Originally Posted by devtakh
Code:
sed -e '/^$/d' -e '/^,*,/d' fileA fileB


cheers,
Devaraj Takhellambam

Code:
sed -e '/^,*,/d' file1

Quote:
$ cat file1
ABC,ABC,ABC
,,,
ABC,ABC,ABC
ABC,ABC,ABC
ABC,ABC,ABC
,abc,,
ABC,ABC
output

Quote:
$ sed -e '/^,*,/d' file1
ABC,ABC,ABC
ABC,ABC,ABC
ABC,ABC,ABC
ABC,ABC,ABC
ABC,ABC

its removing the line

Quote:
,abc,,
which it is not supposed to.
i want only blank comma seperated line to be removed like the below
Quote:
,,,
, , ,
Appreciate help
# 7  
Old 05-08-2009
Code:
nawk -F'[, ]' '{a=$0; gsub(FS, "",a); if (length(a)) print }' myFile
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