On Mon, 29 Sep 2003 [EMAIL PROTECTED] wrote: > > Hi All, > > I want to ask if there is a transpose function for data frame like the > procedure of transpose in SAS? Because I want to partially transpose a > data frame which contains 5 columns (siteid, date, time, obs, mod), what > I want to do is to put time as the column variables along with siteid, > and date, and put obs and mod in the row names. specifically to
I think reshape() does what you want -thomas > transpose a data frame: > > siteid date time obs mod > A 7/8 01 2 5 > A 7/8 02 3 8 > A 7/8 03 5 8 > A 7/9 01 3 6 > A 7/9 02 5 8 > A 7/9 03 6 7 > ...... > B 7/8 01 4 7 > B 7/8 02 7 19 > B 7/8 03 4 9 > ...... > > To > > siteid date name 01 02 03 .... > A 7/8 obs 2 3 5 > A 7/8 mod 5 8 8 > A 7/9 obs 3 5 6 > A 7/9 mod 6 8 7 > ....... > B 7/8 obs 4 7 4 > B 7/8 mod 7 19 9 > ........ > > > Thank you very much! > > Dave > > ______________________________________________ > [EMAIL PROTECTED] mailing list > https://www.stat.math.ethz.ch/mailman/listinfo/r-help > Thomas Lumley Assoc. Professor, Biostatistics [EMAIL PROTECTED] University of Washington, Seattle ______________________________________________ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-help