Weekday(<date Date>,<timezone Text>)
date (required) The date from which to return the weekday component.
timezone (optional) Name of IANA timezone to get the date part at, e.g. “America/Los_Angeles”. When calculating a timezone, input dates are treated as UTC.
NOTE: Sunday is 1 and Saturday is 7.
- Returns 6
More About Date Functions
Date functions are useful for analyzing date input and extracting individual time components, like year or minute, from date objects.