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" "Freitag" "Freitag" "Freitag" > months(EDATE[1:5]) [1] "Juni" "Juni" "Juni" "Juni" "Juni" > years(EDATE[1:5]) NULL > days(EDATE[1:5]) NULL > ______________________________________________ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
