JAVASCRIPT BASIC FUNCTION EXAMPLE
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<html>
    <head>
        <title>
            Basic Function in JavaScript
        </title>
    </head>
    <body>
        <h1>Using demo JavaScript Function</h1>
        <div id="result"></div>
        
        <script language="JavaScript">
            // function creation
            function demo()
            {
                document.getElementById("result").innerHTML = "<p>This text is added by function</p>";
            }
            // calling the function
            demo();
        </script>
    </body>
</html>