This for example could work
df <- data.frame(x = seq(1:10), y = rep(c("a","b"),5))
df
df$x[df$y %in% "a"]
Scott
On Wednesday, May 4, 2011 at 4:01 AM, tornanddesperate wrote:
> Hi everybody
>
> I couldn't find the solution to what must be quite a simple problem. Maybe
> you can help?
>
> treatment session period stage wage_accepted market
> 1 1 1 1 1 25 public
> 2 1 1 1 1 19 privat
> 3 1 1 1 1 15 public
> 4 1 1 1 2 32 public
> 5 1 1 1 2 13 privat
>
> > From this table, I'd like to choose only those values in the column
> "wage_accepted" that have the value "public" in the column "market". How can
> I do this?
>
> Is there a good general help site for R that would explain basic table
> manipulations such as this?
>
> Thank you very much for your help
>
>
>
> --
> View this message in context:
> http://r.789695.n4.nabble.com/select-value-from-a-column-depending-on-a-value-in-another-column-tp3494926p3494926.html
> Sent from the R help mailing list archive at Nabble.com.
>
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