[R] string concatenation operator
Liaw, Andy
andy_liaw at merck.com
Thu Feb 24 22:18:06 CET 2005
I believe not, because:
> get("+")
.Primitive("+")
i.e., it's not an S3 generic.
Andy
> From: Spencer Graves
>
> Can we do something to make the following work:
>
> > "+.character" <- function(x,y) paste(x,y,sep="")
> > "abc"+"def"
> Error in "abc" + "def" : non-numeric argument to binary operator
>
> Thanks,
> spencer graves
>
> Gabor Grothendieck wrote:
>
> >Harris A. Jaffee <hjaffee <at> jhmi.edu> writes:
> >
> >: Why doesn't R have one, like "." in Perl or juxtaposition in awk?
> >
> >You could define one like this:
> >
> >R> "%+%" <- function(x,y) paste(x,y,sep="")
> >R> "abc" %+% "def"
> >[1] "abcdef"
> >
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>
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