On Tue, Oct 13, 2009 at 9:38 PM, Martin Morgan <mtmor...@fhcrc.org> wrote: > Peng Yu wrote: >> Hi, >> >> ExonFeatureSet >> >> I have an object of the above class. The following document mentioned it. >> >> http://www.bioconductor.org/packages/2.5/bioc/vignettes/oligo/inst/doc/ClassesUsedInOligo.pdf >> >> But I would like to see its defintion. I'm wondering if there is a way >> in R to give me the definition of any class? > > It is defined by a call to setClass in the package that defines it > (oligoClasses); I believe the package source (in this case, > oligoClasses/R/AllClasses.R) is the only place where the explicit call > is available. > > A representation of the class is available with > > cls = getClass("ExonFeatuereSet") > > show(cls) displays a summary of the class, class(cls) tells you how > classes are represented (as class classRepresentation), > class?classRepresentation provides information on the representation of > classes. > > oligoClasses:::.__C__ExonFeatureSet is the definitive instance of the > class representation (hiding inside the name space and obscured, so > clearly not meant for direct access).
Are functions like slotNames, show, etc., that are mentioned in Section C (Memo) of the Appendix in "A (Not So) Short Introduction to S4" defined in R language? Or they are function that should be provide by any S4 class? ______________________________________________ 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.
