[R] How generate random numbers from given vector???

Rui Barradas ruipbarradas at sapo.pt
Fri Oct 26 01:19:18 CEST 2012


Hello,

You don't need the loop, the sample() argument 'size' is there for that. 
See 'sample.

number <- c(0,1,3,4,5,6,8)
rsidp <- function(n) sample(number, n, replace = TRUE)
rsidp(5)

Hope this helps,

Rui Barradas
Em 25-10-2012 20:24, Rlotus escreveu:
> I wanna generate random numbers from a vector...
>
> for example number<-c(0,1,3,4,5,6,8)
>   so
>   
> rsidp<-function(x){
> 	i=0
> 	for (i in seq(1:x))
>
> 	{y<-sample(number,x, replace=T)}
> 	return(y)
> }
>   so all random numbers have to be from vector "number";
> so if I type rsidp(5)..... it has to give me 5 random numbers except 2,7,9
> (because they are not in the vector "numbers"). help me plz with it (((
>
>
>
>
>
>
>
> --
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