[Rd] built-in NAMED(obj) from within R

Matthew Dowle mdowle at mdowle.plus.com
Fri Nov 9 13:04:44 CET 2012

Benjamin Tyner <btyner <at> gmail.com> writes:

> Hello,
> Is it possible to retrieve the 'named' field within the header (sxpinfo) 
> of a object, without resorting to a debugger, external code, etc? 

And much more than just NAMED :


> The goal is to ascertain whether a copy of an object has been made.

Then :


One demonstration of using both together is here :



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