Date.now()

Date.now() returns current time in the millisecond.

 
<!DOCTYPE html>
<html>
<head>
    <title>Example</title>
    <script type="text/javascript">
    
        var start = Date.now(); 
        document.writeln(start);
       
    </script>
</head>
<body>
</body>
</html>
Click to view the demo

+ sign converts Date value to millisecond.

 
<!DOCTYPE html>
<html>
<head>
    <title>Example</title>
    <script type="text/javascript">
        var stop = + new Date();
        document.writeln(stop);
       
    </script>
</head>
<body>
</body>
</html>
Click to view the demo
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    Essential Types  

Date:
  1. Date Type
  2. Date getter
  3. Date Setter
  4. Date.parse()
  5. Date.UTC()
  6. Date.now()
  7. Date toLocaleString()
  8. Date toString()
  9. Date valueOf()
  10. Date toDateString()
  11. Date toTimeString()
  12. Date toLocaleDateString()
  13. Date toLocaleTimeString()
  14. Date toUTCString()