[R] Prompt comes too late

[Prof Brian Ripley]

Using print() for a 'prompt' is rather unusual: people normally use 
message() or cat().

You haven't told us your OS, but if this is Windows, see rw-FAQ Q7.1.


On Sun, 29 Jul 2007, Ralf Finne wrote:

> Hi R fans
>
> I am trying to make a program to ask the user to choose data file:
>
> print("Choose data file please !")
>
> matr=read.table(file.choose(),dec=".",header=TRUE)
>
> The problem is that the prompt
> Choose data file please !
> comes after I have chosen the file.
>
> What  am doing wrong?
>
> Thanks in advance
> Ralf Finne
>
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>

-- 
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