Perhaps,

names(which.max(sapply(DF, max)))


On 15/10/2007, Lauri Nikkinen <lauri.nikkinen@iki.fi> wrote:
>
> Hi,
>
> Suppose I have a data.frame like this
>
> Lines <- "var1 var2 var3 var4 var5 var6
>
> 0      2      1     2      0      0
> 2      3      7     6      0      1
> 1.5    4      9     9      6      0
> 1.0    6      10    22     3      3
> "
> DF <- read.table(textConnection(Lines), skip=1)
> names(DF) <- scan(textConnection(Lines), what = "", nlines = 1)
>
> How do I find the name of the variable which has the maximum value of
> the data.frame? In this example the answer is "var3" (22).
>
> Best regards,
> Lauri
>
> ______________________________________________
> R-help@r-project.org mailing list
> 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.
>



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

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