​x
 
<html>
<body>
​
<script type="text/javascript">
var myBoolean=new Boolean();
document.write(myBoolean);
document.write("<br />");
​
var myBoolean=new Boolean(0);
document.write(myBoolean);
document.write("<br />");
​
var myBoolean=new Boolean(null);
document.write(myBoolean);
document.write("<br />");
​
var myBoolean=new Boolean("");
document.write(myBoolean);
document.write("<br />");
​
var myBoolean=new Boolean(false);
document.write(myBoolean);
document.write("<br />");
​
var myBoolean=new Boolean(NaN);
document.write(myBoolean);
document.write("<br />");
</script>
​
</body>
</html>
​