Real-Time Ticker Showing Your Government's Cash Burn Rate

DrABELL

Rate me:

5.00/5 (3 votes)

16 Feb 2015CPOL

18.2K

Essentially the same code snippet with just a little bit cleaner and more efficient code1. setTimeout() is replaced with setInterval() function2. The interval is correctly set to 333 msec to produce 3 updates per second as specifiedRelated application (as FYI): Inflation...

Essentially the same code snippet with just a little bit cleaner and more efficient code

1. setTimeout() is replaced with setInterval() function
2. The interval is correctly set to 333 msec to produce 3 updates per second as specified

JavaScript

<html>
<head>
     <script src="http://ajax.aspnetcdn.com/ajax/jquery/jquery-1.5.1.js" type="text/javascript"></script>
</head>
<body>
    <div id="counter"></div>
 
<script type="text/javascript">
    // capture the date parts we need for the calculation
    var currentyear = new Date().getFullYear();
    var startDateTicks = new Date(currentyear, 0, 1).getTime();
 
    // replace this with the ID of the element that is used to
    // display your burnt money total
    var $burnedMoneyElement = $("#counter");
 
    // replace this with your government's annual budget
    var governmentBudget = 13265000000;
 
    // figure out the per-second burn rate
    var moneyMultiplier = (((governmentBudget / 365) / 24) / 60) / 60;
 

    $(document).ready(function(){
    // this is called when the page is fully loaded
    // use setInterval() function to update the reading about 3 times a second
     setInterval("updateBurnedMoneyTicker()", 333);
   });
 
    // show me the money!!
    function updateBurnedMoneyTicker() {
        var curDateTicks = new Date().getTime();
        var totalVal = 0;
        // ticks are in milliseconds, compute by the second
        totalVal = (curDateTicks - startDateTicks);
        totalVal = totalVal / 1000;
        totalVal = totalVal * moneyMultiplier;
        $burnedMoneyElement.html(formatCurrency(totalVal));
    }
 
    // this currency formatting function is 
    // from http://javascript.internet.com
    function formatCurrency(num) {
        num = num.toString().replace(/\$|\,/g, '');
        if (isNaN(num))
            num = "0";
        sign = (num == (num = Math.abs(num)));
        num = Math.floor(num * 100 + 0.50000000001);
        cents = num % 100;
        num = Math.floor(num / 100).toString();
        if (cents < 10)
            cents = "0" + cents;
        for (var i = 0; i < Math.floor((num.length - (1 + i)) / 3); i++)
            num = num.substring(0, num.length - (4 * i + 3)) + ',' +
            num.substring(num.length - (4 * i + 3));
        return (((sign) ? '' : '-') + '$' + num + '.' + cents);
    } // end of code from http://javascript.internet.com
</script>
</body></html>

License

This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

Written By

DrABELL

Engineer

United States

Dr. Alexander Bell (aka DrABell), a seasoned full-stack Software (Win/Web/Mobile) and Data Engineer holds PhD in Electrical and Computer Engineering, authored 37 inventions and published 100+ technical articles and developed multiple award-winning apps (App Innovation Contests AIC 2012/2013 submissions) Alexander is currently focused on Microsoft Azure Cloud and .NET 6/8 development projects.

Use Ctrl+Left/Right to switch messages, Ctrl+Up/Down to switch threads, Ctrl+Shift+Left/Right to switch pages.

Real-Time Ticker Showing Your Government's Cash Burn Rate

Essentially the same code snippet with just a little bit cleaner and more efficient code

License

Comments and Discussions