getUTCMilliseconds() method returns the milliseconds
portion of the time object's value.
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An integer number, between 0 and 999, representing the milliseconds portion of the given date object. This method is a companion to the other UTC based methods that give hour portion, minute portion, etc.; this method gives milliseconds portion.
Not to be confused with Unix epoch time. To get total milliseconds since 1970/01/01, use the method ".getTime()".
The following example assigns the milliseconds portion of the current time to the
var today = new Date(); var milliseconds = today.getUTCMilliseconds();
The definition of 'Date.prototype.getUTCMilliseconds' in that specification.
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