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Excerpt
hiddentrue

dateDiff(date1, date2) Return the time difference between two dates in milliseconds.


Function: dateDiff()

Return the time difference between two dates in milliseconds.

Note that the function includes any variance for daylight savings changes. 

Syntax

dateDiff(date1, date2)

ArgumentTypeDescription
date1DateThe original date/time
date2Date FieldThe date to be subtracted from date1

Examples

dateDiff(now(),"20080101.130000")

Returns the number of milliseconds since 1pm on 1st January 2008.


round(dateDiff("20200410.000000", "20191217.000000")/(1000*60*60*24),0)

Returns the number of days between April 10th 2020 and December 17th 2019. The round() call removes any variance for daylight savings shifts.

See Also