Re: [Rd] Use of all/any

From: Bill Dunlap <>
Date: Fri, 26 Oct 2007 12:53:46 -0700 (PDT)

On Fri, 26 Oct 2007, Bill Dunlap wrote:

> In Splus I use
> rapply(expr, classes="call",
> f=function(x)if(isComparisonOfAnyOrAll(x))deparseText(x))
> to rattle down an an expression tree looking for this pattern.
> However's R's rapply won't let me do that because
> it insists its input be a function instead of being of

                         oops, "a list", not "function"

> recursive type. Its help file says it evaluates the arguments
> to f() even if they are expressions, and that may contribute
> to problems. The Splus rapply accepts any recursive type and it does not
> evaluate the subtrees that it hands to f().

Bill Dunlap
Insightful Corporation
bill at insightful dot com

 "All statements in this message represent the opinions of the author and do  not necessarily reflect Insightful Corporation policy or position." mailing list Received on Fri 26 Oct 2007 - 19:57:20 GMT

Archive maintained by Robert King, hosted by the discipline of statistics at the University of Newcastle, Australia.
Archive generated by hypermail 2.2.0, at Tue 30 Oct 2007 - 03:46:12 GMT.

Mailing list information is available at Please read the posting guide before posting to the list.