Methods JavaScript 1.3 introduces new and modified Date methods to support a full-year notation, milliseconds, and Universal Coordinate Time. If you specify a parameter outside its expected range, other parameters will be updated accordingly.
None Returns the milliseconds in the specified date according to local time.
The return value is between 0 and 999 . The parameter value should be between 0 and 999 . If you specify a number outside this range, other date variables in the Date object will be incremented to accommodate your number. The latter is kept for backward compatibility purposes only. Inc. Legal Notices .