search for: temperaturea

Hi, I have a data frame of about 700 000 rows which look something like this: Date Temperature Category 2007102 16 A 2007102 17 B 2007102 18 C but need it to be: Date TemperatureA TemperatureB TemperatureC 2007102 16 17 18 Any suggestions? /Angelica -- View this message in context: http://r.789695.n4.nabble.com/Reorganize-data-fram-tp3662123p3662123.html Sent from the R help mailing list archive at Nabble.com.