[R] how to clear screen in R-console?

[Henrik Bengtsson]

On 2/16/06, Michael <comtech.usa at gmail.com> wrote:
> I am actually using Rgui on Windows...
>
> What can I do?

The only way I can think of is to do write a lot of empty lines, e.g.

cat(rep("\n",64))

You will not get the prompt at the upper-left corner.   Better than nothing.

/Henrik

> There is no way to programmatically clear screen?
>
> On 2/16/06, Henrik Bengtsson <hb at maths.lth.se> wrote:
> >
> > Hi,
> >
> > depends on what type of terminal you are running.  For example, if you
> > run R in a VT100 terminal, you can try
> >
> > cat("The following VT100 escape sequence will clear the screen on a
> > VT100 terminal\n")
> > cat("\033[2J")  # <ESC>[2J  == Clear Screen
> > cat("If the screen was cleared you should only see this sentence.\n")
> >
> > i.e.
> >
> > vt100ClearScreen <- function(...) cat("\033[2J")
> >
> > Some links:
> > http://www.fh-jena.de/~gmueller/Kurs_halle/esc_vt100.html
> > http://en.wikipedia.org/wiki/VT100
> >
> > Note, this is not guaranteed to work everywhere.  To the best of my
> > knowledge, you will not be able to do anything like this in Rgui on
> > Windows.
> >
> > Cheers
> >
> > Henrik
> >
> >
> > On 2/16/06, Michael <comtech.usa at gmail.com> wrote:
> > > Any funcation that is callable from my program, instead of pressing
> > keys?
> > >
> > > Thanks a lot!
> > >
> > >
> > > On 2/16/06, Christian Schulz <ozric at web.de> wrote:
> > > >
> > > > ctrl - e & l
> > > >
> > > > >HI all,
> > > > >
> > > > >How to clear the screen in R-console?
> > > > >
> > > > >Thanks a lot@!
> > > > >
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> > > > >
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