[R] How to stop a loop for?

[R. Michael Weylandt]

A somewhat common idiom is to use readline() with "Please press
<Return> to continue:" as the prompt and not to store the value
anywhere.

Michael

On Wed, Feb 8, 2012 at 2:45 PM, Juan Andres Hernandez
<jhernandezcabrera at gmail.com> wrote:
> Hi all, I have some time trying to find a way to stop a loop for( ) until the
> user presses the enter key or any other one and the loop can continue.
> This could
> be an example:
>
>  library(MASS)
>  data <- data.frame(mvrnorm(1000,rep(0,5),Sigma=diag(1,5)))
>  for(i in 1:dim(data)[2]){
>  plot(density(data[,i]), main=paste('histogram',i))
>  #here something like waituntil command
>  }
>
> Thank's in advance
> Juan A. Hernandez
> Spain.
>
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>
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