Is it okay with you? Reduce("rbind", lapply(lapply(v,function(x){strptime(x, "%a %b %d %H:%M:%OS %Y")}), as.character)) -- View this message in context: http://r.789695.n4.nabble.com/Converting-a-dataframe-column-from-string-to-datetime-tp2853709p2869793.html Sent from the R help mailing list archive at Nabble.com.