BIN_DATE - Converts ASCII date/time string to binary string.
CALDAT - Converts Julian date to month, day, year.
CALL_EXTERNAL - Displays a calendar for a given month or year.
JULDAY - Returns Julian Day Number for given month, day, and year.
SYSTIME - Returns the current system time as either a string, the number of seconds, or as a Julian date.
TIC - Start the tick/tock clock for measuring elapsed time.
TOC - Stop the tick/tock clock for measuring elapsed time.
TIMEGEN - Returns an array of Julian date/time values.
TIMESTAMP - Returns a date/time string in ISO-8601 format.
TIMESTAMPTOVALUES - Returns the date and time, given a date/time string in ISO-8601 format.