[R] Trying to extract an algorithm from a function

David Winsemius dwinsemius at comcast.net
Wed Dec 29 22:04:23 CET 2010

On Dec 29, 2010, at 3:31 PM, CALEF ALEJANDRO RODRIGUEZ CUEVAS wrote:

> Hi, I'm using package "vars" and I'm trying to extract the algorithm  
> that
> function "predict" contained in that package in order to understand  
> how does
> it work.
> When I type function "VAR" then all its algorithm appears in R,  
> however if I
> try to do the same with "predict" nothing happens...Is there any  
> possible
> way to extract the algorithm?

With the package loaded do this to an object to which you are  
submitting to predict

Then do"


If your <class>.predict function has a "*" by it then do this:


And if you are using a package that uses S4 methods, good luck.

David Winsemius, MD
West Hartford, CT

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