splusTimeDate (version 2.5.0-137)

mdy: Return Various Periods from a Time Vector

Description

Returns data frames containing various periods from a time vector as integers.

Usage

mdy(x) 
hms(x) 
wdydy(x)

Arguments

x

the time object to extract calendar periods from.

Value

returns a data frame containing the periods as integers.

Details

• mdy returns a data frame with three columns:
  • month (1 - 12).
  • day (1 - 31).
  • year (for example, 1998).

• hms returns a data frame with four columns:
  • hour (0 - 23).
  • minute (0 - 59).
  • second (0 - 59).
  • ms (0 - 999).

• wdydy returns a data frame with three columns:
  • weekday (0 - 6, with 0 meaning Sunday and 6 meaning Saturday).
  • yearday (0 - 366).
  • year (for example, 1998).

See Also

hours, days.

Examples

x <- timeDate(c("1/1/1998 3:05:23.4", "5/10/2005 2:15:11.234 PM")) 
mdy(x) 
hms(x) 
wdydy(x)