The setTime() method sets the Date object to the time represented by a number of milliseconds since January 1, 1970, 00:00:00 UTC.
dateObj.setTime(timeValue)
timeValueUse the setTime() method to help assign a date and time to another Date object.
setTime()var theBigDay = new Date('July 1, 1999');
var sameAsBigDay = new Date();
sameAsBigDay.setTime(theBigDay.getTime());
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