DayFromDateTime
From MultiCharts
Returns a numerical value indicating the day of the month for the specified DateTime value.
The integer portion of the DateTime value specifies the number of days since January 1st, 1900, and the fractional portion of the DateTime value specifies the fraction of the day since midnight.
Usage
DayFromDateTime(DateTime)
Where: DateTime - a double-precision decimal DateTime value
Example
DayFromDateTime(39449.25000000) will return a value of 2, indicating the 2nd day of the month
of January, 2008