On Tue, 2012-01-24 at 12:30 -0800, Steve McCarthy wrote:
> I'll take a swing.
>
> I'd modify the .* expression, which will match any character any number of
> times, including zero. I would be more explicit and say that you want to
> match any character other than the delimiter any number of times, followed
> by the delimiter, and match the preceding group exactly 2 times. So .*
> becomes [^;]*
>
> egrep -e '^([^;]*;){2}201110' filename.csv
Thanks for pointing that out! Checking, I did indeed get some unwanted
records when I matched the "." metacharacter.
--
William Kreuter, MPA, Research Consultant, 206-744-1806
Dept. of Health Services, University of Washington
