[R] Re: Which variable exist after random

[Liaw, Andy]

Try unique(unlist(myList)).

Andy

> From: Sofyan Iyan
> 
> Dear R-help again,
> I have a result something like this,
> [[1]]
> [1] "Game"     "Internet"
> 
> [[2]]
> [1] "Game"     "Internet"
> 
> [[3]]
> [1] "Game"    "Time"
> 
> How could I make the result above like,
> 
> [1] "Game","Internet","Time"
> 
> Regards, Sofyan
> 
> On 6/1/05, Sofyan Iyan <sofyan.iyan at gmail.com> wrote:
> > Dear R-helper,
> > How could I count only some variable was exist after running sample
> > (random) function.
> > For example,
> > 
> > > testx <- factor(c("Game","Paper","Internet","Time","Money"))
> > >    for(i in 1:2) {
> > +        x <- sample(testx,replace=TRUE)
> > +        print(x)
> > +    }
> > [1] Money    Money    Time     Internet Time
> > Levels: Game Internet Money Paper Time
> > [1] Time  Money Game  Money Money
> > Levels: Game Internet Money Paper Time
> > >
> > 
> > The result above Game, Internet, Money, and Time only exist and
> > "Paper" was missing.
> > Best, Sofyan
> >
> 
> ______________________________________________
> R-help at stat.math.ethz.ch mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide! 
> http://www.R-project.org/posting-guide.html
> 
> 
>