On 19/11/2010 10:31 AM, Marc Schwartz wrote:
On Nov 19, 2010, at 9:23 AM, Barry Rowlingson wrote:
> Someone on stackoverflow.com was wondering how to display the current
> time in the R prompt. I could have swore there was a mechanism for
> hooking a function into R such that it is was called before the ">"
> prompt was given, but no amount of searching in R's docs, R's source,
> or RSiteSearch can find it.
>
> I've searched for 'hook', 'event', 'signal', and various combinations
> of those with 'console', 'prompt', 'after' and 'before' with no joy.
> I'm sure other people have asked this on R-help before, but I can't
> find those messages either.
>
> Have I been hallucinating or is my search-fu week this Friday?
Barry was probably remembering SweaveHook.
>
> Barry
Baz,
What's wrong with:
> options(prompt = paste(format(Sys.time(), "%a %b %d %X %Y %Z"), ">"))
Fri Nov 19 09:30:53 2010 CST>
Fri Nov 19 09:30:53 2010 CST>
Fri Nov 19 09:30:53 2010 CST>
That one doesn't get updated with every prompt.
Duncan Murdoch
______________________________________________
R-help@r-project.org mailing list
https://stat.ethz.ch/mailman/listinfo/r-help
PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
and provide commented, minimal, self-contained, reproducible code.
