I was talking with another guy on the list about this very topic. A simple example would help.
first a sample C struct, and then how one would do the equivalent in R. In the end i suppose one want to do a an 'array' of these structs, or list of the structs. On Sat, May 1, 2010 at 8:04 AM, Ted Harding <ted.hard...@manchester.ac.uk>wrote: > On 01-May-10 14:46:28, Giovanni Azua wrote: > > Hello, > > What would be in R the closest match to a c-struct? e.g. data.frame > > requires all elements to be of the same length ... or is there a way to > > circumvent this? > > > > TIA, > > Best regards, > > Giovanni > > Well, 'list' must be pretty close! The main difference would be > that in C the structure type would be declared first, and then > applied to create an object with that structure, whereas an R > lists are created straight off. If you want to set up a generic > list type for a certain purpose, you would wrap its definition > in a function. > > Another difference is that R lacks the "pointer" type, so that > R's "mylist$component" is the equivalent of C's "mylist.component"; > I don't think you can do the equivalent in R of C's "mylist->component" > (though I'm likely to be wrong about that, and to be promptly corrected)! > > Hopingb this helps, > Ted. > > -------------------------------------------------------------------- > E-Mail: (Ted Harding) <ted.hard...@manchester.ac.uk> > Fax-to-email: +44 (0)870 094 0861 > Date: 01-May-10 Time: 16:04:06 > ------------------------------ XFMail ------------------------------ > > ______________________________________________ > 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. > [[alternative HTML version deleted]] ______________________________________________ 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.
