month  - script and chart function
                This function returns a dual value with a month name as defined in the environment variable MonthNames and an integer between 1-12. The month is calculated from the date interpretation of the expression, according to the standard number interpretation.
Syntax:
month(expression)
Return data type: dual
Examples and results:
| Example | Result | 
|---|---|
| 
                                 month( '2012-10-12' )  | 
                            returns Oct | 
| month( '35648' ) | returns Aug, because 35648 = 1997-08-06 |