week

From a date/time object, determines the week number within the year. An integer in the range 1-53; the ordinal of the week, within the year.

week(date) → returns numeric

Member Function Syntax

date.week()

Lucee

BL 1.0.0+

Argument Reference

date date
Required

A date/time object in the range 100 AD-9999 AD.

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+.

Examples
Sample code invoking the week function

Week of a datetime object

dt = createdatetime(2016,1,1,5,30,25);
w = week( dt );
writeoutput( w );

Expected Result: 1

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https://cfdocs.org/week