[R] creating vectors from a list

[Gabor Grothendieck]

Try this:

> L <- list(`0` = 1:4, `1` = 2:3)

> sum(L$`0`)
[1] 10

> with(L, sum(`0`))
[1] 10

> # not recommended tho' this is closest to what you asked for
> attach(L)
> sum(`0`)
[1] 10


On Mon, Sep 28, 2009 at 10:57 AM, Christina Rodemeyer
<christinarodemeyer at yahoo.de> wrote:
> Hi guys,
>
> I have a list of 250 numbers as a result of using the ?by function!
> List of 246
>  $ 0   : num [1:28] 22 11 31...
>  $ 1   : num [1:15] 12 14 9 ...
> ..
> ..
> ..
>  - attr(*, "dim")= int 250
>  - attr(*, "dimnames")=List of 1
>
> The problem is that each list of 250 has different length! I would like to get the values of each list in a vector like vector_0 = (22,11,31,..), is this possible?
>
> Thank you in advance,
> Christina
>
>
>
>
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