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<html><body><h2>JavaScript HTML DOM</h2><p>Hello World!</p><p>Hello Norway!</p><p id="demo"></p><script>const myCollection = document.getElementsByTagName("p");document.getElementById("demo").innerHTML = "This document contains " + myCollection.length + " paragraphs.";</script></body><!-- Mirrored from www.w3schools.com/js/tryit.asp?filename=tryjs_dom_htmlcollection_length by HTTrack Website Copier/3.x [XR&CO'2014], Wed, 21 Dec 2022 17:06:58 GMT --></html>