[R] Help on merging without a common variable

[Petr PIKAL]

Hi

OTOH I wonder why cbind gives error as OP told us

x <- data.frame(x = 1:5)
y <- data.frame(y = 6:15)

merge(x,y)
cbind(x,y)

Gives different results but without any error.

Regards
Petr

> 
> On Thu, Aug 2, 2012 at 4:52 PM, Ayyappa Chaturvedula
> <ayyappach at gmail.com> wrote:
> > Michael,
> > Thank  you for this , it worked.  I was thinking "by" is a required 
argument
> > in merge function.
> >
> 
> Well, it is "required" in a strict sense, but it has a default value
> (defaulting to the shared names) so _you_ don't have to specify it.
> 
> Best,
> Michael
> 
> > Regards,
> > Ayyappa
> >
> 
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