I have a dataframe like this one: one two three 3.2 2.5 a 3.5 2.3 a 3.7 2.2 b How can I implment and If that detects the type of data that the variables one, two and three has? Thanks!!! -- View this message in context: http://r.789695.n4.nabble.com/Type-of-variable-tp4710395.html Sent from the R help mailing list archive at Nabble.com.