Re: [R] Splitting a set of vectors in a list

From: Erik Iverson <iverson_at_biostat.wisc.edu>
Date: Thu, 13 Mar 2008 13:25:41 -0500

What would you want your output matrix to look like given mylist?

John Kane wrote:
> I have a set of character vectors of uneven length
> that I have stored in a list. I can easily enough get
> any column of them using lapply but what I want is to
> be able to create a matrix of them. Other than some
> kind of brute force looping approach I have drawn a
> blank.
>
> Would somebody please suggest something? Thanks
>
> Example.
>
> mylist <- list(aa=c("cat","peach" ), bb=c("dog",
> "apple", "iron"),
> cc = c("rabbit", "orange", "zinc", "silk"))
> myfun <- function(dff) dff[1]
> vect1 <- unlist(lapply(mylist, myfun))
>
>
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https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code. Received on Thu 13 Mar 2008 - 18:32:39 GMT

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