[R-sig-finance] R and Prompt

[Gabor Grothendieck]

Look at 

?file.choose
?select.list

On 7/29/05, L.Isella <L.Isella at myrealbox.com> wrote:
> Dear All,
> I am starting to use R. I need to implement a script to do some basic portfolio optimization which can be used by people with no programming skills at all.
> In order to do so, the user should be asked simply to input the name of the file containing the portfolio data (e.g. foo.dat), then R will read it, plus a few y/n as an answer to some questions about the contrains on the portfolio.
> What is the syntax to do this in R? In the examples I found, the scripts always directly contained the names of the files to read.
> Best Regards
> Lorenzo
> 
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