search for: tp3055417p3055417

Displaying 1 result from an estimated 1 matches for "tp3055417p3055417".

2010 Nov 23
6
the first. from SAS in R
...: if first.a { a$d<-1 }else{ a$d<-0 } This would give me a b c b 1 1 5 1 1 0 2 0 2 0 2 1 2 0 NA 0 2 9 2 0 3 1 3 1 Is there such a function in R or anything similar? thx //Joel -- View this message in context: http://r.789695.n4.nabble.com/the-first-from-SAS-in-R-tp3055417p3055417.html Sent from the R help mailing list archive at Nabble.com.