The mimeTypes obtains a list of all the MIME types supported by the browser.
The returned object is an array containing all supported MIME types.
<html>
<head>
<title> Example of the mimetypes property of the navigator object</title>
</head>
<body>
<script language="JavaScript">
<!--
document.write(navigator.mimeTypes.length);
-->
</script>
</body>
</html>