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Programming ColdFusion MX, 2nd Edition
book

Programming ColdFusion MX, 2nd Edition

by Rob Brooks-Bilson
August 2003
Intermediate to advanced content levelIntermediate to advanced
1140 pages
68h 45m
English
O'Reilly Media, Inc.
Content preview from Programming ColdFusion MX, 2nd Edition

Name

DateDiff

Synopsis

                  DateDiff(datepart, date1, date2)

Returns the interval in datepart units by which date2 is greater than date1. Dates must be in the range AD 100-9999. Valid entries for datepart are s (second), n (minute), h (hour), ww (week), w (weekday), d (day), y (day of year), m (month), q (quarter), and yyyy (year). If date1 is greater than date2, a negative number is returned. For information on how ColdFusion MX handles two-digit years, see CreateDate( ). Examples:

<cfset FirstDate = DateFormat(Now( ),'mm/dd/yyyy')>
<cfset SecondDate = "01/01/2000">
   
<cfoutput>
FirstDate: #FirstDate#<br>
SecondDate: #SecondDate#
<p>
There are #DateDiff("s", FirstDate, SecondDate)# seconds between 
#FirstDate# and #SecondDate#.<br>
There are #DateDiff("n", FirstDate, SecondDate)# minutes between 
#FirstDate# and #SecondDate#.<br>
There are #DateDiff("h", FirstDate, SecondDate)# hours between 
#FirstDate# and #SecondDate#.<br>
There are #DateDiff("d", FirstDate, SecondDate)# days between 
#FirstDate# and #SecondDate#.<br>
There are #DateDiff("ww", FirstDate, SecondDate)# weeks between 
#FirstDate# and #SecondDate#.<br>
There are #DateDiff("m", FirstDate, SecondDate)# months between 
#FirstDate# and #SecondDate#.<br>
There are #DateDiff("yyyy", FirstDate, SecondDate)# years between 
#FirstDate# and #SecondDate#.<br>
</cfoutput>
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Publisher Resources

ISBN: 0596003803Supplemental ContentErrata Page