[R] Vertical text in a plot

[Peter Dalgaard]

Marcin Kozak wrote:
> Hi,
>
> Consider this simple plot:
>   
>> plot(1:25,runif(25,0,1),ylab="First Y-axis label",xaxt="n")
>>     
>
> I want to add an additional axis as
>   
>> axis(4,at=seq(0.2,1,.2), labels=1:5)
>>     
>
> I have no idea how to add now the title of the new axis as "Second
> Y-axis label". I want this text to be vertically directed from bottom
> to top. I can't find the function in text() to write vertically. Any
> ideas?
>
>   
mtext() is your friend....

-- 
   O__  ---- Peter Dalgaard             Øster Farimagsgade 5, Entr.B
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