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Operator Type: 

Operator Scope of Action: 

Operator Purpose: 

Operator First Added: 

Operator Altered: 

 Function   [other Function type actions]

 Item   [operators of similar scope]

 Date-time   [other Date-time operators]




Alternatively, use Date.day.


returns the day of the month from the theDate expression, which may simply be a date-type attribute value.


creates a new date based on the theDate expression, but in which the day of the month is value. theDate is not changed unless theDate is an attribute and the attribute is re-setting itself:

$MyDateA = day($MyDate,14) $MyDate is unaltered

$MyDate = day($MyDate,14) $MyDate is changed

Examples. If $MyDate is July 4, 2009 then

day($MyDate) …is 4

If $MyDate is July 4,2009, then


will change $MyDate to July 5, 2009.