DAY_OF_YEAR Function

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

result = DAY_OF_YEAR(dt_var)

dt_var A Date/Time variable.

result An array of integers representing the day of the year for each date in the input variable.

None.

The result falls in a range between 1 and 365 (or 366 if it is a leap year).

today = TODAY()

; Create a Date/Time variable.

daynumber = DAY_OF_YEAR(today)
PRINT, daynumber

DAY_NAME, DAY_OF_WEEK, MONTH_NAME

For more information on Date/Time data, see the PV-WAVE User's Guide.