[R] regular expression question

[Johannes Hüsing]

markleeds at verizon.net <markleeds at verizon.net> [Thu, May 01, 2008 at 06:27:15PM CEST]:
> I have strings of the form
> 
> TICKER.GGG.XXXXXX.dat
> 
> but GGG is not always three characters so I can't use substr to pull it 
> out of the string.
> 
> Could someone tell me how to use sub to pull out the GGG 

Doesn't strsplit() help you more easily here?


-- 
Johannes Hüsing               There is something fascinating about science. 
                              One gets such wholesale returns of conjecture 
mailto:johannes at huesing.name  from such a trifling investment of fact.                
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