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2004 Mar 08
5
years from as.POSIXlt
Hi, how it's possible to extract the year and the number of days from Julian date. i'm little confused about the last two functions and ?years . EDATE comes from sqlQuery with as.is=T EDATE <- as.POSIXlt(datvears$ENROLLDAY) Many thanks, Christian > EDATE[1:5] [1] "2000-06-30 11:25:01" "2000-06-30 11:39:55" "2000-06-30 12:11:11" [4] "2000-06-30 12:13:32" "2000-06-30 12:50:12" > weekdays(EDATE[1:5]) [1] "Freitag" "Freitag" "...