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Shell Programming and Scripting

exclude blank line

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# 1  
Old 11-15-2011
exclude blank line
hi,

how can i exclude blank line along with #, in the below command.
Code:
crontab -l|grep -v "^#" |wc -l

thx
Last edited by Franklin52; 11-15-2011 at 03:43 AM.. Reason: Please use code tags, thank you
# 2  
Old 11-15-2011
Try...
Code:
crontab -l | egrep -v "(^[ ]*$|^#)"

--ahamed
# 3  
Old 11-15-2011
THX. perfect.
# 4  
Old 11-15-2011
in nawk ..
Code:
$ crontab -l | nawk '!/^#/&&/./'

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