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Chapter 2: ColdFusion Functions
Day
Returns the ordinal for the day of the month, ranging from 1 to 31.
See also DayOfWeek, DayOfWeekAsString, DayOfYear, DaysInMonth, DaysInYear, and
FirstDayOfMonth.
Syntax
Day( date )
date
Any date.
Usage
Years from 0 to 29 are interpreted as 21
th
as 20
century values.
When passing a date/time value as a string, make sure it is enclosed in quotes.
Otherwise, it is interpreted as a number representation of a date/time object, returning
undesired results.
Examples
<!--- This example shows the value of the Day function --->
<HTML>
<HEAD>
<TITLE>
Day Example
</TITLE>
</HEAD>
<BODY BGCOLOR=silver>
<H3>Day 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>
...
st
century values. Years 30 to 99 are interpreted
329
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