HI I want to create a dummy variable for a dataset which has various dates Eg I've one year data. The user can choose any date range
startdate : 2012-01-01 enddate: 2012-02-01 startdate: 2012-06-01 enddate=2012-07-01 the columns of dataset= X ,Y ,date Thanks and re ----- Thanks in Advance Arun -- View this message in context: http://r.789695.n4.nabble.com/Creating-a-dummy-variable-tp4542150p4542150.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.