<!DOCTYPE html>
<html lang="en-US">
<body>
<script>
var num = 36;
var str = "hello";
var bool = true;
var arr = [1, 2, 3];
var obj = {bike:"honda", color:"red"};
var txt = "";
txt += "num : "+typeof num + "<br>";
txt += "str : "+typeof str + "<br>";
txt += "bool : "+typeof bool + "<br>";
txt += "arr : "+typeof arr + "<br>";
txt += "obj : "+typeof obj + "<br>";
document.write(txt);
</script> </body>
</html>