(Re-)read ?strsplit. You do not have to tell the code how many columns ... etc.
And the split isn't into sub columns.
y <- as.character(x[[1]] ## You need a character vector argument
strsplit(y,"/") ## works
-- Bert
On Mon, Aug 27, 2012 at 11:40 AM, Sapana Lohani <lohani.sap...@ymail.com> wrote:
> Hi, my data frame is
>
> x<-data.frame(ID=c("abc/def","abc/def/ghi","abc","mno/pqr/st/ab"))
>
> I want to split my column ID using "/" as the place to split. How can I do
> that without telling the code how many sub-columns. I could use
> nchar(gsub("[^/]","",x$ID)) to get how many "/" are in each row of the
> column, but could not use it to split ID in.
>
> Thanks
>
> [[alternative HTML version deleted]]
>
>
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--
Bert Gunter
Genentech Nonclinical Biostatistics
Internal Contact Info:
Phone: 467-7374
Website:
http://pharmadevelopment.roche.com/index/pdb/pdb-functional-groups/pdb-biostatistics/pdb-ncb-home.htm
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