Function: dayOfWeek()
Usage
dayOfWeek(<Date>) : Number
The dayOfWeek function is used to extract the calendar day of the week from the specified date parameter.
Examples
When you use static dates, you need to enclose the value with the # symbol. The date should be in the following format - dd/mm/yyyy hh:mm
dayOfWeek(#15/02/2021 12:00#) => 3
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