[R] To define a function which includes two functions as arguments such as "plot" and "text"

[Uwe Ligges]

On 24.02.2012 12:22, Yashwanth M.R wrote:
> Here is the two functions which I have used during my practice.
>
> *plot(Telco.rpart.METHOD.CLASS,compress=FALSE,uniform=TRUE)
>
> text(Telco.rpart.METHOD.CLASS,use.n = TRUE, cex = .75))*
>
> "Telco.rpart.METHOD.CLASS" is my "rpart" object of the method "class".
>
> If I run this,
>
> *Telco.Rpart.PLOT.TEXT<-
> c(plot(Telco.rpart.METHOD.CLASS,compress=FALSE,uniform=TRUE),
> 				                     text(Telco.rpart.METHOD.CLASS,use.n = TRUE, cex =
> .75))


c() concatenates the returned values of the two functions. If you want 
to define a sequence of function calls, define them within your own 
function, calling that new function will produce your desired results, 
as far as I understand.

Uwe Ligges

>
> http://r.789695.n4.nabble.com/file/n4416881/Rpart.gif
>
> the output is getting generated as shown in the figure. But if I solely run
> the same command "Telco.Rpart.PLOT.TEXT" right after the above, the output
> is as below,
>
> /$x
>   [1]  4.035156  1.000000  7.070312  3.015625  2.000000  4.031250
>   [7]  3.000000  5.062500  4.000000  6.125000  5.000000  7.250000
> [13]  6.500000  6.000000  7.000000  8.000000 11.125000 10.250000
> [19]  9.500000  9.000000 10.000000 11.000000 12.000000
>
> $y
>   [1] 1.125 1.000 1.000 0.875 0.750 0.750 0.625 0.625 0.500 0.500 0.375
> [12] 0.375 0.250 0.125 0.125 0.250 0.875 0.750 0.625 0.500 0.500 0.625
> [23] 0.750
> /
>
>
> Please help me in getting the output which is there is the Image..
>
> Regards,
> Yashwanth M,R
>
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