Since designations such as "AST" are used in the data files that I'm parsing, I guess I'll make up a list of my own conversions, perhaps based on
http://www.timeanddate.com/library/abbreviations/timezones/ (I cite this website not because I know it to be authoritative, but just in case it provides a good start for someone else who has similar needs, and happens upon this thread.) Thanks, Whit and Brian, for the kind advice. -- View this message in context: http://www.nabble.com/how-to-calculate-time-offset-between-timezones--tp14736453p14740042.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.