[R] Filtering output

jim holtman jholtman at gmail.com
Tue Jul 15 23:49:16 CEST 2008


?factor

If all you want is the character value, then do:

   as.character(sc[[1]]$Category[1])

On Tue, Jul 15, 2008 at 4:37 PM,  <rkevinburton at charter.net> wrote:
> I have a command which returns a data fram if I am not mistaken:
>
> sc <- split(x, list(x$Category, x$SubCategory), drop=TRUE)
>
> Now I wish to get the Category and SubCategory that the data was split on. So my first attempt would be:
>
>  sc[[1]]$Category[1]
>
> But that yields
>
> [1] (Unknown)
> 46 Levels: (Unknown) 10" Plates 7" Plates   (Dessert) ... WOMEN
>
> Is all I want is '(Unknown)'. I am not sure what 'levels' are and hence they have no meaning to me and I would like to filter that out. Any ideas?
>
> Thank you.
>
> Kevin
>
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-- 
Jim Holtman
Cincinnati, OH
+1 513 646 9390

What is the problem you are trying to solve?



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