[R-SIG-Finance] Ops on zoo objects

[Gabor Grothendieck]

On Jan 7, 2008 10:40 AM, Ian Seow <ianseow at gmail.com> wrote:
> Amazing!! Thank you very much Gabor for your excellent suggestion...
> certainly saved me lots of hair-pulling :) Btw, are there any
> resources where I can read up about OOP with R? Esp. the syntax used
> here in this solution... it's pretty new to me... so far most of the R
> code I've encountered are mainly to do with statistical analysis,
> haven't really come across examples on encapsulation, inheritance,
> polymorphism etc etc with R. Thanks again for the great help!
>

MASS has a brief discussion of S3 which should be sufficient.
Beyond that read the source of zoo or other S3 package.