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Count of rows starting with 01 in a file

 
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# 1  
Old 11-20-2011
Count of rows starting with 01 in a file
Hi
I am very new to unix and please help me in solving the below problem
I have a file with 50000+ rows. Each row(line) start with 01 or 02 or 03.
Now i have to get the count of rows starting with 01 only,

Thanks in advance
# 2  
Old 11-20-2011
Code:
grep -c '^01'  inputfilename

This User Gave Thanks to jim mcnamara For This Post:
nmakkena
# 3  
Old 11-20-2011
Thanks lot. it worked
# 4  
Old 11-21-2011
Code:
awk '/^01/{a+=1}END{print a}' inputfilename

 
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