A 33-year set of river discharge data at one gauge location has recording intervals of 5, 10, and 30 minutes over the period of record.
The data.frame/tibble has columns for year, month, day, hour, minute, and datetime. Would difftime() allow me to find the dates when the changes occurred? TIA, Rich ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see 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.
