JavaScript Program to Demonstrate various Array methods

JavaScript Program to Demonstrate various Array methods

Write a JavaScript program to demonstrate various array methods.



Source Code
<html>
<head>
    <title>Arrays!!!</title>
    <script type="text/javascript">
        var languages = new Array("C", "C++", "HTML", "Java", "VB");
        Array.prototype.displayItems = function(){
            for (i=0;i<this.length;i++)
            {
                document.write(this[i] + "<br />");
            }
        }	
        document.write("Programming lanugages array<br />");
        languages.displayItems();
        document.write("<br />The number of items in languages array is " + languages.length + "<br />");
        document.write("<br />The SORTED languages array<br />");
        languages.sort();
        languages.displayItems();
        document.write("<br />The REVERSED languages array<br />");
        languages.reverse();
        languages.displayItems();
        document.write("<br />The languages array after REMOVING the LAST item<br />");
        languages.pop();
        languages.displayItems();
        document.write("<br />The languages array after PUSH<br />");
        languages.push("JavaScript");
        languages.displayItems();
        document.write("<br />The languages array after SHIFT<br />");
        languages.shift();
        languages.displayItems();
    </script>
</head>
<body>
</body>
</html>
Output