Mega Code Archive
Date setTime()
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Syntax
date.setTime(milliseconds)
The setTime() method sets the time in the Date object to the argument milliseconds, an integer representing the number of milliseconds between midnight January 1, 1970 (GMT) to the desired date and time.
<html>
<script language="JavaScript">
<!--
theDate = new Date();
theDate.setTime(113220361234);
document.write(theDate.toString());
-->
</script>
</html>
]]>