<html> <header> <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.7.1/jquery.min.js"></script> </header> <body> <h1>IMPORTANT TITLE <b>BOLD</b></h1> <h1 id="abc">TITLE 2</h1> <h1 class="c1">TITLE 3</h1> </body> <script> alert('Hello'); alert($('h1').html()); alert($('#abc').text()); alert($('.c1').text()); $('.c1').html('NEW TITLE'); $("h1").each(function(index) { alert(index + ": " + $(this).text()); }); $('#abc').remove(); </script> </html>