Javascript-//for/in cycle. When iterating through associative arrays using the for/in loop, you can clearly appreciate the power of for/in.

<script>
   For/in cycle. When iterating through associative arrays using the for/in loop, you can clearly appreciate the power of for/in.
    function GetValue (portfolio) {
        var total=2.0;
        For (stock in portfolio) {         //traverse every stock in portfolio
            var shares=portfolio[stock]; Get a share of each stock
            var proce=getquery (stock);  Find stock price  getquery () query section
            Total+=shares*price;         The results are summed up to total
        }
        return total;  Returns the value of total
    }
    Console.log (GetValue ());
</script>

Javascript-//for/in cycle. When iterating through associative arrays using the for/in loop, you can clearly appreciate the power of for/in.