{{tag>Index Function Function_List Date_And_Time}}
====== DAY_DIFFERENCE2 ======


===== Description ===== 
Calculates the day difference between the first date and the second date ignoring years of the dates. \\ For example:

''DAY_DIFFERENCE2'' (15/06/1985, 17/06/1998) = 2\\ (the difference between 15 of June and 17 of June is 2)

 
''DAY_DIFFERENCE2'' (15/06/1985, 14/06/1973) = 364\\ (the difference between 15 of June and 14 of  June is 364)

The function can be useful, for example, when determining next anniversary of some event.
===== Parameters ===== 
Two attributes of the Date type or date constants or calculations producing a date|
===== Example ===== 
<code aim>IF DAY_DIFFERENCE2 (CURRENT_DATE, Client.DateOfBirth) = 2 THEN 
   SEND GreetingEmail TO Client </code>