[R] perl expression question

[Gabor Grothendieck]

By the way, although a regular expression solutions was asked for
if one expands that to any solution then R does have a function
specifically for this case:

> basename(stock)
[1] "BLC.NYSE"

On Mon, Sep 22, 2008 at 9:23 PM, Gabor Grothendieck
<ggrothendieck at gmail.com> wrote:
> Try this:
>
>> sub(".*/", "", stock)
> [1] "BLC.NYSE"
>
> On Mon, Sep 22, 2008 at 8:29 PM,  <markleeds at verizon.net> wrote:
>> 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.
>>
>>
>> stock<-"/opt/limsrv/mark/research/equity/projects/testDL/stock_data/fhdb/US/BLC.NYSE"
>>
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>