Hi,
have a look at help(str) - the str() function will be your friend for life!
...and 99.9% of the error message in R are indeed correct, on the spot
and informative.
So, try str(x$y).
My $.02
/Henrik
On Wed, Sep 16, 2009 at 6:22 PM, Peng Yu <pengyu...@gmail.com> wrote:
> Hi,
>
> As show in the code below, strsplit can be applied to a matrix but not
> a data.frame. I don't understand why R is designed in this way. Can
> somebody help me understand it? How to split all the strings in x$y?
>
> x=data.frame(x=1:10,y=rep("abc",10))
> strsplit(x$y,'b') #Error in strsplit(x$y, "b") : non-character argument
> y=cbind(1:10,rep("abc",10))
> strsplit(y[,2],'b')
>
> Regards,
> Peng
>
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