[R] perl expression question

markleeds at verizon.net
Tue, 23 Sep 2008 00:29:25 -0000

If I have the string below. does someone know a regular expression to
just get the "BLC.NYSE". I bought the O'Reilley
book and read it when I can  and I study the solutions on the list but
I'm still not self sufficient with these things. Thanks.