Ha Thanks, That was it.
On Sat, Oct 9, 2010 at 2:38 PM, Joshua Wiley <jwiley.ps...@gmail.com> wrote: > Hi Steven, > > As near as I can tell, no precision is lost. R is just being > courteous and not excessively filling our consoles. Try: > > print(airports[1,"latitude_deg"], digits = 22) > > which is the most digits R will print (although internally it can > store more I believe). > > Alternately, you can convert it to character class: > > as.character(airports[1, ]) > > So in short, this is just a cosmetic feature of presenting the data, > not its actual storage. > > Cheers, > > Josh > > On Sat, Oct 9, 2010 at 1:33 PM, steven mosher <mosherste...@gmail.com> > wrote: > > Given a csv file from this location > > > > Airports<-"http://www.ourairports.com/data/airports.csv"; > > > > download.file(Airports,basename(Airports)) > > > > > > airports <-read.csv("airports.csv",encoding="UTF-8") > > > >> airports[1,] > > > > id ident type name latitude_deg longitude_deg > > elevation_ft continent iso_country iso_region municipality > scheduled_service > > > > 1 6523 00A heliport Total Rf Heliport *40.0708 -74.9336 * > > 11 <NA> US US-PA Bensalem no > > > > gps_code iata_code local_code home_link wikipedia_link keywords > > > > 1 00A 00A > > > > > > And the precision is lost which we can show by using readLines: > > > > > > fred<-readLines("airports.csv") > > > >> fred[2] > > [1] "6523,\"00A\",\"heliport\",\"Total Rf Heliport\",* > > 40.07080078125,-74.9336013793945* > > ,11,\"NA\",\"US\",\"US-PA\",\"Bensalem\",\"no\",\"00A\",,\"00A\",,," > > > > > > I tried various approaches, using colClasses, switching to read.tables, > > specifying dec="." > > > > > > I tested read.csv and it does preserve precision on my test case, but not > on > > this data. > > > > > > Ideas? > > > > [[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. > > > > > > -- > Joshua Wiley > Ph.D. Student, Health Psychology > University of California, Los Angeles > http://www.joshuawiley.com/ > [[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.
