Re: [R] Evaluation of defaults in functions

From: hadley wickham <h.wickham_at_gmail.com>
Date: Fri 29 Sep 2006 - 02:34:19 GMT

>
> And, to answer the specific question: Yes, R has lazy evaluation,
> everywhere. Arguments are always evaluated if and when they are
> needed.
>

But doesn't R has a rather limited force of lazy evaluation? - you have no control over it, apart from that arguments are evaluated lazily. This rather limited compared to other languages (no lazy lists etc)

Hadley



R-help@stat.math.ethz.ch mailing list
https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code. Received on Fri Sep 29 12:41:45 2006

Archive maintained by Robert King, hosted by the discipline of statistics at the University of Newcastle, Australia.
Archive generated by hypermail 2.1.8, at Fri 29 Sep 2006 - 11:30:06 GMT.

Mailing list information is available at https://stat.ethz.ch/mailman/listinfo/r-help. Please read the posting guide before posting to the list.