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DayOfYear
Last update:
May 18, 2026
Description
Determines the day of the year, in a date.
Returns
The ordinal value of day of the year, as an integer.
Category
Function syntax
DayOfYear(date)See also
Parameters
Parameter | Description |
date | Date/time object, in the range 100 AD-9999 AD. |
Usage
This function accounts for leap years. When passing a date/time object as a string, enclose it in quotation marks. Otherwise, it is interpreted as a numeric representation of a date/time object.
You can pass the CreateDate function or Now function as the date parameter of this function; for example, #DayOfYear(CreateDate(2001, 3, 3))# |
Example
<cfscript>
Date1 = "{ts '2018-11-06 12:13:50'}";
Dayofyear= DayOfYear(Date1)
writeOutput(Date1 & "<br/>")
writeOutput("Day of year: " & DayofYear & "")
</cfscript>Output
{ts '2018-11-06 12:13:50'}
Day of year: 310
Day of year: 310
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