JavaScript-Programing-Projects/DomManForLoop.html at master · PasinduUkwatta/JavaScript-Programing-Projects · GitHub

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<html>
    <head>
        <title>Dom MANI FOR loop</title>
        <h1>DOM MANIPULATION BY FOR LOOP</h1>
        <script type="text/javascript">
        function func1()
        {
            var para = document.getElementsByTagName("p")
            //in this functon all elements are put in to the for loop and addding styles at once

            for(var i=0;i<para.length;i++)
            {
                para[i].style.color = "blue"
                para[i].style.fontSize =25

            }
        }

        </script>
    </head>

    <body>
        <p>this is para 1</p>
        <p>this is para 2</p>
        <p>this is para 3</p>
        <p>this is para 4</p>
        <p>this is para 5</p>
        <br>
        <br>
        <button onclick="func1()">CLICK ME</button>
    </body>
</html>