DatePart  
Description
Extracts a part from a date value.
 
Returns
Part of a date, as an integer.
 
Category
Date and time functions
 
Function syntax
DatePart("datepart", "date")
 
See also
DateAdd, DateConvert
 
History
ColdFusion MX 6.1: Added the datepart character L or l to represent milliseconds.
 
Parameters
 
Parameter      Description
datepart String:
  yyyy: Year
  q: Quarter
  m: Month
  y: Day of year
  d: Day
  w: Weekday
  ww: Week
  h: Hour
  n: Minute
  s: Second
  l: Millisecond
date Date/time object, in the range 100 AD-9999 AD.
 
Usage
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
<!--- This example shows information available from DatePart --->
<cfset todayDate = Now()>
<h3>DatePart Example</h3>
<p>Today's date is <cfoutput>#todayDate#</cfoutput>.
<p>Using datepart, we extract an integer representing the dateparts from that 
value
<cfoutput>
<ul>
   <li>year: #DatePart("yyyy", todayDate)#
   <li>quarter: #DatePart("q", todayDate)#
   <li>month: #DatePart("m", todayDate)#
   <li>day of year: #DatePart("y", todayDate)#
   <li>day: #DatePart("d", todayDate)#
   <li>weekday: #DatePart("w", todayDate)#
   <li>week: #DatePart("ww", todayDate)#
   <li>hour: #DatePart("h", todayDate)#
   <li>minute: #DatePart("n", todayDate)#
   <li>second: #DatePart("s", todayDate)#
</ul>
</cfoutput>
DatePart  
String:
  • yyyy: Year
  • q: Quarter
  • m: Month
  • y: Day of year
  • d: Day
  • w: Weekday
  • ww: Week
  • h: Hour
  • n: Minute
  • s: Second
  • l: Millisecond
date  
Date/time object, in the range 100 AD-9999 AD.