JavaScript getUTCMilliseconds Date Function returns the Milliseconds on a given date according to universal time. The syntax of the getUTCMilliseconds function is:
Date.getUTCMilliseconds()
We used the getUTCMilliseconds function to return the total milliseconds as per the universal time from the current date and time.
<!DOCTYPE html>
<html>
<head>
<title> JavaScriptGetUTCMillisecondsFunction </title>
</head>
<body>
<h1> JavaScriptgetUTCMillisecondsFunctionExample </h1>
<script>
var dt = Date();
document.write("Date and Time : " + dt);
document.write("UTC Milliseconds using getUTCMilliseconds : " + dt.getUTCMilliseconds());
</script>
</body>
</html>

In this JavaScript getUTCMilliseconds example, we will display the Milliseconds from the custom date and time as per universal time (UTC).
<!DOCTYPE html>
<html>
<head>
<title> JS </title>
</head>
<body>
<h1> Example </h1>
<script>
var dt = Date("April 1, 2017 10:12:22.0716");
document.write("Date and Time : " + dt);
document.write("UTC Milliseconds : " + dt.getUTCMilliseconds());
</script>
</body>
</html>
Example
Date and Time: Sat Apr 01 2017 10:12:22 GMT+0530 (Indian Standard Time)
UTC Milliseconds : 71