Determines the day of the week, in a date. Returns the ordinal for the day of the week, as an integer in the range 1 (Sunday) to 7 (Saturday).

dayOfWeek(date) → returns numeric

Member Function Syntax


dayOfWeek Argument Reference

date date

Date or datetime object (100AD-9999AD).
When passing a datetime object as a string, enclose it in quotation marks. Otherwise, it is interpreted as a numeric representation of a datetime object.



Member function is available in CF11+.


Member function is available in Lucee4.5+. Lucee accepts an additional argument for timezone.

Examples sample code invoking the dayOfWeek function

Uses the dayOfWeek function to determine the day of the week

<cfset Date = CreateDate(2010, 09, 08)>
<cfset result = dayOfWeek(Date)>

Expected Result: 4

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