Date.prototype.setUTCMilliseconds()
The setUTCMilliseconds() method sets the milliseconds for
a specified date according to universal time.
Syntax
setUTCMilliseconds(millisecondsValue)
Parameters
millisecondsValue- : A number between 0 and 999, representing the milliseconds.
Return value
The number of milliseconds between 1 January 1970 00:00:00 UTC and the updated date.
Description
If a parameter you specify is outside of the expected range,
setUTCMilliseconds() attempts to update the date information in the
Date object accordingly. For example, if you use 1100 for
millisecondsValue, the seconds stored in the Date
object will be incremented by 1, and 100 will be used for milliseconds.