Re: [R] Annoyance in as.numeric

From: <markleeds_at_verizon.net>
Date: Mon, 16 Jun 2008 15:35:35 -0500 (CDT)


  hi: you can do below but i don't know if it's worth it ?

newx <- data.matrix(data.frame(x))
print(newx)

On Mon, Jun 16, 2008 at 4:22 PM, Alberto Monteiro wrote:

> Why does as.numeric convert matrices and arrays to vectors?
>
> as.numeric(matrix(c("1", "2", "3", "4"), 2, 2))
> [1] 1 2 3 4
>
> I could only figure out ugly ways to bypass this, like:
>
> x <- matrix(c("1", "2", "3", "4"), 2, 2)
> array(as.numeric(x), dim = dim(x), dimnames = dimnames(x))
>
> Alberto Monteiro
>
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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 Mon 16 Jun 2008 - 20:53:10 GMT

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