Re: [R] Show Progress in loop

From: ernesto <ernesto_at_ipimar.pt>
Date: Mon 10 Oct 2005 - 19:37:14 EST

Rainer M. Krug wrote:

>Hi
>
>I have a loop which is doing time consuming calculations and I would
>like to be able to have some feedback on where it is in it's
>calculations. I tried to simply show the counter variable in the loop,
>but id doesn't work as all display seems to be delayed until the loop is
>completed. Is there any way of displaying the progress of a loop?
>
>Rainer
>
>The loop:
>
>for (i in 2:Result$NoSims)
>{
> ppp <- runifpoint(Result$NoPlants)
> K <- Kest(ppp)
> Result$LSim[i,] <- sqrt(K$iso / pi) - K$r
> CM <- (Result$LSim[i,] * Result$LSim[i,]) / abs(K$r[2] - K$r[1])
> Result$SigCM[i] <- sum(CM, na.rm=TRUE)
> i #<========================Doesn't display in the loop
>}
>
>
>
Hi,

You can simply include a command like

cat("loop: " , i, "\n")

inside your loop.

EJ



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