Description

Determines the day of the year, in a date.

Returns

The ordinal value of day of the year, as an integer.

Category

Date and time functions

Function syntax

DayOfYear("date") 

See also

Day, DayOfWeek, DayOfWeekAsString, DaysInMonth, DaysInYear, FirstDayOfMonth

Parameters

Usage

This function accounts for leap years.

When passing a date/time object as a string, you must enclose it in quotation marks. Otherwise, it is interpreted as a numeric representation of a date/time object.

Example

<h3>Day7OfYear Example</h3>
<cfif IsDefined("FORM.year")>
    More information about your date:
    <cfset yourDate = CreateDate(FORM.year, FORM.month, FORM.day)>
    <cfoutput>
    <p>Your date, #DateFormat(yourDate)#.
    <br>It is #DayofWeekAsString(DayOfWeek(yourDate))#, 
         day #DayOfWeek(yourDate)# in the week.
    <br>This is day #Day(yourDate)# in the month of 
     #MonthAsString(Month(yourDate))#, which has
     #DaysInMonth(yourDate)# days.
    <br>We are in week #Week(yourDate)# of #Year(yourDate)# 
    (day #DayofYear(yourDate)# of #DaysinYear(yourDate)#). 
    <br><cfif IsLeapYear(Year(yourDate))>This is a leap year
        <cfelse>This is not a leap year</cfif>
    </cfoutput>
</cfif>