[R] convert a Character-string to a number

[Achim Zeileis]

On Friday 12 September 2003 14:29, Michael Kirschbaum wrote:

> Hi Everyone.
>
> I have a simple problem but don't know, how to get along.
>
> how can I convert the vector
>
> a<-c("0,01","1,00")
> in a vector
> b<-c(0.01,1.00)

You can use as.numeric(), but you need to change the decimal delimiter 
to ".", e.g.

R> as.numeric(gsub(",", ".", a))
[1] 0.01 1.00

hth,
Z

> Thank you for suggestions
>
> M.Kirschbaum
>
>
>
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