Determines the day of the year, in a date.
The ordinal value of day of the year, as an integer.
DayOfYear("date")
Day, DayOfWeek, DayOfWeekAsString, DaysInMonth, DaysInYear, FirstDayOfMonth
| Parameter | Description |
|---|---|
date |
Date/time object, in the range 100 AD-9999 AD. |
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.
Note: You can pass the CreateDate function or Now function as the date parameter of this function; for example, #DayOfYear(CreateDate(2001, 3, 3))#
<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>