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<!DOCTYPE html> <html> <body> <h1>The Document Object</h1> <h2>The getElementsByClassName() Method</h2> <div class="example"> A div element with class="example" </div> <div class="example"> A div element with class="example" </div> <p class="example"> A p element with class="example" </p> <p>The number of elements with class="example" is:</p> <p id="demo"></p> <script> let numb = document.getElementsByClassName("example").length; document.getElementById("demo").innerHTML = numb; </script> </body> </html>
