[R] Formula Interpreter in R

Sarah Goslee sarah.goslee at gmail.com
Fri Jun 3 17:56:37 CEST 2011


Can you provide an actual R example?

I'm not seeing how what you want differs from something like
apply(mydataframe, 2, function(x)sum(x^2 + 3))

Sarah

On Fri, Jun 3, 2011 at 11:48 AM, amit jain <buddyhi at indiatimes.com> wrote:
>
> Hi All,
> Before writing a simple formula intereter in R myself, i wanted to find out if any one has done it before. I could not locate it myself. I am looking for something like this - take a dataframe and a simple formula string as input and gives an output with formula applied on different columns of dataframe ( even better if it is time series compatibe)
>
> A crude and bad example is as below
> http://www.codeproject.com/KB/recipes/formulainterpreter.aspx
>
> I will appreciate if anyone can provide any pointers/direction
>
> Thanks
>

-- 
Sarah Goslee
http://www.functionaldiversity.org



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