Please consult the rw-FAQ, specifically Q6.3 whose subject looks a perfect
fit for your question (and whose answer contains the answer).
On Tue, 27 Jul 2004, Laetitia Marisa wrote:
> When I launch a script under windows it does not display sequentially
> my cat calls or maybe the console is not refreshed at every line of my
> script.
>
> For instance with that code
> cat("\n\n================== IMPORT DATA FROM FILE
> ===================\n\n")
> fileschosen <- choose.files(caption="Select gpr files",
filters =
> matrix(c("genepix file","*.gpr"), nc=2, byrow=T))
>
> The popup browse window is first displayed and once I've selected my
> files the cat "IMPORT..." is displayed.
>
> What can I do to make my displays appear at the right time?
--
Brian D. Ripley, ripley at stats.ox.ac.uk
Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/
University of Oxford, Tel: +44 1865 272861 (self)
1 South Parks Road, +44 1865 272866 (PA)
Oxford OX1 3TG, UK Fax: +44 1865 272595