Returns a string indicating the specified day of the week.
WeekdayName(weekday, abbreviate, firstdayofweek)
The WeekdayName function syntax has these parts:
Required. The numeric designation for the day of the week. Numeric value of each day depends on setting of the firstdayofweek setting.
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.
Optional. Numeric value indicating the first day of the week. See Settings section for values.
The firstdayofweek argument can have the following values:
Use National Language Support (NLS) API setting.