Re: [R] Extract information from the names of a list within lapply

From: Henrique Dallazuanna <wwwhsd_at_gmail.com>
Date: Fri, 15 Apr 2011 15:27:38 -0300

Try this:

lapply(mtcars, function(.)names(mtcars)[match.call()[[2]][[3]]])

On Fri, Apr 15, 2011 at 3:14 PM, Jun Shen <jun.shen.ut_at_gmail.com> wrote:
> Dear list,
>
> I want to loop over a list through lapply and at the same time I want to
> extract some information from the names of the list elements. lapply does
> not seem to carry the names. Is there anyway to access the names of a list
> within lapply? Thanks.
>
> Jun
>
>        [[alternative HTML version deleted]]
>
> ______________________________________________
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>

-- 
Henrique Dallazuanna
Curitiba-Paraná-Brasil
25° 25' 40" S 49° 16' 22" O

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Received on Fri 15 Apr 2011 - 18:31:21 GMT

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