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<html><body><h1>The NodeList Object</h1><h2>The length Property</h2><!-- This is a comment node! --><p>The number of child nodes in the body element are:</p><p id="demo"></p><p>Whitespace between elements are text nodes. Comments are also nodes.</p><script>const nodeList = document.body.childNodes;let number = nodeList.length;document.getElementById("demo").innerHTML = number;</script></body><!-- Mirrored from www.w3schools.com/jsref/tryit.asp?filename=tryjsref_nodelist_length by HTTrack Website Copier/3.x [XR&CO'2014], Wed, 21 Dec 2022 17:39:46 GMT --></html>