Ignore case in awk while pattern searching


 
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# 1  
Old 02-03-2012
Ignore case in awk while pattern searching

Hi ,

I have the file where i have to search for the pattern. The pattern may be lower case or upper case or camel case. Basically I want to ignore while searching the pattern in awk.
Code:
awk '/error|warning/exception/' filename

Please help me

Last edited by Franklin52; 02-03-2012 at 02:10 PM.. Reason: Please use code tags for data and code samples, thank you
# 2  
Old 02-03-2012
Code:
awk 'BEGIN{IGNORECASE=1} /error|warning|exception/' infile

--ahamed
This User Gave Thanks to ahamed101 For This Post:
# 3  
Old 02-03-2012
Another work around:
Code:
awk 'tolower($0) ~ /error/' inputfile

This User Gave Thanks to balajesuri For This Post:
# 4  
Old 02-03-2012
Thanks a lot ahamed and balajesuri. Both are working fine
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