[R] closest match in R to c-like struct?

[Duncan Murdoch]

On 01/05/2010 10:46 AM, Giovanni Azua wrote:
> Hello,
>
> What would be in R the closest match to a c-struct? e.g. data.frame requires all elements to be of the same length ... or is there a way to circumvent this?
>
>   
A list is completely free-form.  An S4 object has a defined structure.  
So if you just want to remove the restrictive structure of the 
dataframe, use a list, but if you need the defined structure of a 
struct, use S4.

Duncan Murdoch