wt_4_jquery

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>The jQuery Example</title>
    <!-- jQuery Library -->
    <script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.3/jquery.min.js"></script>
    <script type="text/javascript">
        $(document).ready(function() {
            // Change background color of all <p> elements
            $("p").css("background-color", "yellow");

            // Reading HTML content of an element
            let content = $("#myid").html();
            console.log("Content of #myid:", content);

            // Writing HTML content to an element
            $(".myclass").html("Updated paragraph content using jQuery.");
        });
    </script>
</head>
<body>
    <div>
        <!-- Paragraph with class "myclass" -->
        <p class="myclass">This is a paragraph.</p>

        <!-- Paragraph with id "myid" -->
        <p id="myid">This is second paragraph.</p>

        <!-- General Paragraph -->
        <p>This is third paragraph.</p>
    </div>
</body>
</html>