So is your question: Can you/how do you pass variables by reference in R? I do not know the answer, but I do think that is what you're getting at, yes?
-----Original Message----- From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On Behalf Of Ivo Shterev Sent: Thursday, August 06, 2009 3:11 PM To: Steve Lianoglou Cc: r-help@r-project.org Subject: Re: [R] A question regarding R scoping Hi, The intention is that after executing f2, the value of i to become 1. f1 = function(i){i = 1} f2 = function(n){ i = length(n) f1(i) print(i)} i.e. f2 should print 1, not length(n). ivo --- On Thu, 8/6/09, Steve Lianoglou <mailinglist.honey...@gmail.com> wrote: > From: Steve Lianoglou <mailinglist.honey...@gmail.com> > Subject: Re: [R] A question regarding R scoping > To: "Ivo Shterev" <idc...@yahoo.com> > Cc: r-help@r-project.org > Date: Thursday, August 6, 2009, 3:07 AM > Hi, > > On Aug 5, 2009, at 5:55 PM, Ivo Shterev wrote: > > > I have a question related to scoping. Suppose we have > 2 functions: > > > > f1 = function(i){i = 1} > > > > f2 = function(n){ > > i = length(n) > > f1(i) > > } > > > > In other words, I would like i=1 regardless of n. Is > this possible without having f1 in the body of f2? Thanks in > advance! > > Uhm ... what? You want i = 1 where, exactly? You want to > call to f1(i) to set i to 1 in f2? > > Sorry, I don't really follow. Can you be a bit more > explicit? > > -steve > > -- > Steve Lianoglou > Graduate Student: Computational Systems Biology > | Memorial Sloan-Kettering Cancer Center > | Weill Medical College of Cornell University > Contact Info: http://cbio.mskcc.org/~lianos/contact > > ______________________________________________ R-help@r-project.org 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. ______________________________________________ R-help@r-project.org 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.
