DAY_OF_WEEK Function

Returns an array of integers containing the day of the week for each date in a Date/Time variable.

Usage

result = DAY_OF_WEEK(dt_var)

Input Parameters

dt_var — A Date/Time variable.

Returned Value

result — The day of the week expressed as an integer. Day 0 is Sunday and day 6 is Saturday.

Keywords

None.

Example

Assume that you have a Date/Time variable, date, for April 13, 1992. To find out which day of the week this date is, enter:

; Create a Date/Time variable for April 13, 1992.

date = STR_TO_DT('04-13-1992', Date_Fmt=1)

; Find the day of the week for this date.

day = DAY_OF_WEEK(date)

PRINT, day

; PV-WAVE prints: 1

; This indicates the day is a Monday.