[R] regex pattern assistance
ruipbarradas at sapo.pt
Fri Aug 15 18:47:57 CEST 2014
I don't believe you need an extra package for that. Try
sub("\\/mnt\\/AO\\/AO Data\\/([-[:alnum:]]*)\\/.+", "\\1", x)
or, with package stringr,
Hope this helps,
Em 15-08-2014 17:18, Tom Wright escreveu:
> Can anyone please assist.
> given the string
>> x<-"/mnt/AO/AO Data/S01-012/120824/"
> I would like to extract "S01-012"
>> str_match(x,"\\/mnt\\/AO\\/AO Data\\/(.+)\\/+")
>> str_match(x,"\\/mnt\\/AO\\/AO Data\\/(\\w+)\\/+")
> both nearly work. I expected I would use something like:
>> str_match(x,"\\/mnt\\/AO\\/AO Data\\/([\\w -]+)\\/+")
> but I don't seem able to get the square bracket grouping to work
> correctly. Can someone please show me where I am going wrong?
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