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Count number of free lines in a text file

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# 1  
Old 05-23-2012
Count number of free lines in a text file
Hi Everybody
I want to write a script to count the number of lines in a file that don't ahve any thing on it, the free lines, i try to do it with fgrep "" which means to grep on the spaces but it does not work.
help me please?
# 2  
Old 05-23-2012
Try

Code:
grep -c '^ *$' <filename>

This User Gave Thanks to elixir_sinari For This Post:
hard_revenge
# 3  
Old 05-23-2012
Quote:
Originally Posted by elixir_sinari
Try

Code:
grep -c '^ *$' <filename>


thank you too much I try it and it works well
# 4  
Old 05-24-2012
Linux World: Couting the number of blank lines in a file
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