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Re: man grep

> > > For example, I am trying to get grep to look for a number beween 1-150 in
> > > the third field of /etc/passwd with a delimiter of :

The Bash method:

while read A; do B=$(echo $A | cut -d':' -f3); if [ $B -le 150 ];
then echo $A; fi; done < /etc/passwd


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