?assignOps -Roy M. On Apr 21, 2011, at 12:08 PM, Cliff Clive wrote:
> I've been reading some code from an example in a blog post ( > http://www.maxdama.com/ here ) and I came across an operator that I hadn't > seen before. The author used a <<- operator to update a variable, like so: > > ecov_xy <<- ecov_xy+decay*(x[t]*y[t]-ecov_xy) > > At first I thought it was a mistake and tried replacing it with the usual <- > assignment operator, but I didn't get the same results. So what does the > double arrow <<- operator do? > > -- > View this message in context: > http://r.789695.n4.nabble.com/What-does-the-operator-mean-tp3466657p3466657.html > Sent from the R help mailing list archive at Nabble.com. > > ______________________________________________ > 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. ********************** "The contents of this message do not reflect any position of the U.S. Government or NOAA." ********************** Roy Mendelssohn Supervisory Operations Research Analyst NOAA/NMFS Environmental Research Division Southwest Fisheries Science Center 1352 Lighthouse Avenue Pacific Grove, CA 93950-2097 e-mail: roy.mendelss...@noaa.gov (Note new e-mail address) voice: (831)-648-9029 fax: (831)-648-8440 www: http://www.pfeg.noaa.gov/ "Old age and treachery will overcome youth and skill." "From those who have been given much, much will be expected" ______________________________________________ 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.
