[R] Take a levels

[Eric Lecoutre]

Well... did you look at the help page on factors???
Did you even make a search?
The answer is within your question:

> levels(iris[,5])
[1] "setosa"     "versicolor" "virginica" 

Eric

> -----Original Message-----
> From: r-help-bounces at stat.math.ethz.ch 
> [mailto:r-help-bounces at stat.math.ethz.ch] On Behalf Of 
> Muhammad Subianto
> Sent: mercredi 27 avril 2005 14:22
> To: R-help at stat.math.ethz.ch
> Subject: [R] Take a levels
> 
> 
> Dear all,
> How can I take a levels from a dataset.
> For example,
> 
> data(iris)
> x.iris <- iris[,1:4]
> y.iris <- iris[,5]
> > y.iris
>   [1] setosa     setosa     setosa     setosa     setosa     setosa   
>   [7] setosa     setosa     setosa     setosa     setosa     setosa   
> ....
> [139] virginica  virginica  virginica  virginica  virginica  
> virginica [145] virginica  virginica  virginica  virginica  
> virginica  virginica
> Levels: setosa versicolor virginica
>  
> I want like,
> y.iris level are,
> [] setosa versicolor virginica
> 
> Best regards,
> Muhammad Subianto
> 
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