JavaScript 日期 getMilliseconds方法

<html>
   <head>
      <title>JavaScript getMilliseconds Method</title>
   </head>

   <body>

      <script type = "text/javascript">
         var dt = new Date( );
         document.write("getMilliseconds() : " + dt.getMilliseconds() );
      </script>

   </body>
</html>