[R] a simple list question

[Michael Weylandt]

On Nov 7, 2012, at 6:07 AM, Rolf Turner <rolf.turner at xtra.co.nz> wrote:

> On 07/11/12 18:35, Erin Hodgess wrote:
>> Dear R People
>> 
>> I have a simple list question, please:
>> 
>> I have vectors x.1, x.2,...x.n (each of different lengths) and I would
>> like to combine them into a list.
>> 
>> However, I'm sure that there is a better way to do this than to type
>> in x <- list(x.1,x.2,x.3,...)
>> 
>> 
>> Is there a better way to do this, please?  I was thinking about
>> possibly using grep?
> 
> If I understand your question correctly --- always a dubious assumption ---
> you could do:
> 
>    n <- <however many vectors you have>
>    xlist <- lapply(1:n,function(n){get(paste("x",n,sep="."))})
> 
> Does that accomplish your goal?
> 
>    cheers,
> 
>        Rolf
> 

Perhaps an hair shorter with mget()

Michael

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