dayOfWeek

Determines the day of the week from 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

date.dayOfWeek()

Lucee

BL 1.0.0+

Argument Reference

date date
Required

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.

calendar string
Default: `gregorian`

CF2016u8+ Indicates whether the week starts on Sunday (gregorian) or Monday (iso)

Values:

gregorian
iso

Compatibility

ColdFusion:

Member function is available in CF11+.

Lucee:

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

Examples
Sample code invoking the dayOfWeek function

Determines the day of the week

Uses the dayOfWeek function to determine the day of the week

<cfset date = createDate(2010, 09, 08)>
<cfset result = dayOfWeek(date)>
<cfoutput>#result#</cfoutput>

Expected Result: 4

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https://cfdocs.org/dayofweek