Delete all characters up to and including the last hyphen with
sub(".*-", "", test)
Bill Dunlap
TIBCO Software
wdunlap tibco.com
On Thu, Aug 28, 2014 at 10:41 AM, Jun Shen <[email protected]> wrote:
> Hi everyone,
>
> I believe I am not the first one to have this problem but couldn't find a
> relevant thread on the list.
>
> Say I have a string (actually it is the whole column in a data frame) in a
> format like this:
>
> test<- 'AF14-485-502-89-00235'
>
> I would like to split the test string and keep the last part. I think I can
> do the following
>
> sub('.*-.*-.*-.*-(.*)','\\1', test)
>
> to keep the fifth part of the string. But this won't work if other strings
> have more or fewer parts separated by '-'. Is there a general way to do it?
> Thanks.
>
> Jun
>
> [[alternative HTML version deleted]]
>
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