Function Calls

Press ctrl-shift-j to show the console log.
<script>

function foo(a,b) {
   console.log("Enter into foo and param1 = ", a, " param2 = ", b);
   a = 99;
   b.value = 100;
   console.log("Enter into  foo and param1 = ", a, " param2 = ", b);
   return;
}

var one=0,
    two = {value: 0};
console.log("In the main one = ", one, " two = " , two.value);
foo(one, two);
console.log("Back in the main one = ", one, " two = " , two.value);
</script>