Re: [R] convertin a data frame column from character to numeric

From: Henrique Dallazuanna <wwwhsd_at_gmail.com>
Date: Fri, 8 Feb 2008 15:30:34 -0200

Try this:

x <- cbind(x[1],sapply(x[,2:3], as.numeric))

On 08/02/2008, joseph <jdsandjd_at_yahoo.com> wrote:
> I have a data.frame with all character columns, I would like to convert the last two columns into numeric.> x[1:5, ] chrN start end 1 chr1 71310034 71310064 2 chr14 23354088 23354118 3 chr14 71310034 71310064 4 chr15 37759058 37759088
> 5 chr22 18262638 18262668 > apply(x, 2, FUN = mode) chrN start end "character" "character" "character"
>
>
>
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-- 
Henrique Dallazuanna
Curitiba-Paraná-Brasil
25° 25' 40" S 49° 16' 22" O

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Received on Fri 08 Feb 2008 - 17:34:14 GMT

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