[R] "get" problem
murdoch at stats.uwo.ca
Wed Feb 24 22:56:45 CET 2010
On 24/02/2010 4:31 PM, Georg Ehret wrote:
> Dear R communtiy,
> I do not understand why this does not work...:
> > betaS$SBP
>  0.03274 -0.04216 -0.08986 -0.45980 0.60320 -0.63070 -0.05682 0.20130
> > t<-c("betaS$SBP")
> > t
>  "betaS$SBP"
> > get(t)
> Error in get(t) : object 'betaS$SBP' not found
The problem is that betaS$SBP is an expression that extracts a component
of the betaS object, it's not the name of an object. get() only gets
single objects, it doesn't evaluate expressions. You need something like
to get what you want.
> [I am trying to use the variable "t" in a loop to call many different
> objects, but the pasting together did not work and this simple example does
> not neither...]
> Thank you and best regards, Georg.
> Georg Ehret
> [[alternative HTML version deleted]]
> R-help at r-project.org mailing list
> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
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