[R] problem for strsplit function
y@ngk@|9999 @end|ng |rom y@hoo@com
Thu Jul 8 17:24:25 CEST 2021
I have to learning R from beginning, since my group will get rid of SAS. So, my question may not be very clear for professional R user. I always dealing with column in data frame, not data vector.
Many thanks to Greg's example. it is very helpful.
one more question, how can I know if the function is for column manipulations or for vector?
On Wednesday, July 7, 2021, 10:36:53 PM PDT, Greg Minshall <minshall using umich.edu> wrote:
> sub( "\\.[^.]*$", "", fname )
fwiw, i almost always use '[.]' in preference to '\\\\\\\\.', as it
seems to be more likely to get through the various levels of quoting in
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