WeekdayName function returns a string indicating the specified day of the week.
Syntax: WeekdayName(weekday, abbreviate, firstdayofweek)
weekday: (Required) The numeric designation for the day of the week. Numeric value of each day depends on setting of the firstdayofweek setting.
abbreviate: (Optional) Boolean value that indicates if the weekday name is to be abbreviated. If omitted, the default is False, which means that the weekday name is not abbreviated.
firstdayofweek: (Optional) Numeric value indicating the first day of the week.
'WeekdayName Print WeekdayName(4) output:Wednesday