[R] Saving log file in R and display run time

[Uwe Ligges]

On 27.01.2011 19:33, Raquel Rangel de Meireles Guimarães wrote:
> Hi all,
>
> I have two basic questions, hope you should help me:
>
> 1. How do I save a log file in R with the results? For example, in Stata
> it can be done by using "log using c:\...\test.txt"

See ?sink.


> 2. How do I display the execution time of one function like the one below:
>
> CalculaCorrelacao <- function(construto, n) {
> library(polycor)
> for (i in 2:n){
> for (j in i:n+1){
> x1 <- construto[[i]]
> x2 <- construto[[j]]
> temp1 <- polychor(x1, x2, ML = FALSE,maxcor=.9999)
> corr[i-1,j-1] <- temp1
> corr[j-1,i-1] <- temp1
> }
> }
> return(corr)
> }


See ?system.time.

Uwe Ligges


> Best regards,
>
> Raquel
>