JavaScript-Exp-Ops Ex. 11

<script type="text/Javascript">
        function extractBit() {

    var n = document.getElementById("extractBit").value;
    var p= document.getElementById("extractPos").value;
    var mask = 1 << p; // moving the first bit to the left by bPos positions.

    var result= (n & mask) != 0 ? 1 : 0; // we are using the & operator to see if the bit is 1

    alert("The " + p+ " bit of the number " + n + " is: " + result)

        }
</script>