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<!DOCTYPE html> <html> <head> <script src="../../ajax.googleapis.com/ajax/libs/jquery/3.6.0/jquery.min.js"></script> </head> <body> <h2>Finding HTML Elements by Query Selector</h2> <p class="intro">Hello World!</p> <p class="intro">Hello Sweden!</p> <p class="intro">Hello Japan!</p> <p id="demo"></p> <script> $(document).ready(function() { var myElements = $("p.intro"); $("#demo").text("The first paragraph with class='intro' is: " + myElements[0].innerHTML); }); </script> </body> </html>