[R] Multiline and grouping in R

[Erik Iverson]

Pablo Cerdeira wrote:
> Hi All,
> 
> this is my first mail here.
> 
> I'm trying to plot a multiline chart grouping values with no success. I have
> read a lot in the official Wiki and also searched via Google, but I did not
> find anything.
<snip>

> I know how to do it in Excel, using a Pivot Table. But I'm trying hard to do
> the same with R but I have no idea on how to do it.

Can you link to an example of the type of graphical output you'd expect?