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extracting usernames with at least 4 characters

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# 1  
Old 05-23-2006
extracting usernames with at least 4 characters
Hi,

i want to use grep to extract users with at least 4 characters in their username, i've tried who | grep \{4,\} but thats not working!!!!!!

Thanks
# 2  
Old 05-23-2006
See the regex usage in this thread - question on egrep
Last edited by vino; 05-23-2006 at 09:41 AM..
# 3  
Old 05-23-2006
may be this
who | awk 'length($1) >=4'
# 4  
Old 05-23-2006
Continuing with your original line of thought...note the spaces...

who | grep "^[^ ]\{4,\} "
# 5  
Old 05-24-2006
Quote:
Originally Posted by hegemaro
Continuing with your original line of thought...note the spaces...

who | grep "^[^ ]\{4,\} "
Hi,

Thanks that works great.
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