On Fri, 20 Jul 2018, William Dunlap wrote:
To find the lines in the file, tfile, with bogus dates, try readLines(tfile)[ is.na(dataFrame$DateTime) ]
Bill, Thanks for another lesson. Regards, 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.