csmark wrote: > > I know I'm bringing up an old thread but I ran into this exact same > problem. It comes straight out of section 3.3 "Getting & Setting > Attributes" from "An Introduction to R" documentation. > > > http://cran.r-project.org/doc/manuals/R-intro.html#Getting-and-setting-attributes > http://cran.r-project.org/doc/manuals/R-intro.html#Getting-and-setting-attributes > > > Earlier in section 3.1 it has "if z is a complex vector of length 100, > then in an expression mode(z) is the character string "complex" and > length(z) is 100." > > The very next assignment is z <- 0:9. > > If one makes a complex array of length 100 via z <- c(1+0i:99+0i) the > attr() function works perfectly. > > Not being fluent in complex numbers I don't quite know how the range > (1+0i:100+0i) has 101 elements but maybe this could be added too. > > Who do we contact to clarify this? Thanks! >
First, hit your forehead ... hard, then repeat ten times: "operator precedence" Then go read the FAQ item about this or go to: > ?Syntax ..... so you can see what efforts have already been made "to clarify this". -- Daid/ -- View this message in context: http://r.789695.n4.nabble.com/setting-attributes-tp3028152p3474356.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.
