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<html><body><h1>The Document Object</h1><h2>The createComment() Method</h2><p id="demo"></p><script>const comment = document.createComment("My personal comments");document.body.appendChild(comment);document.getElementById("demo").innerHTML ="A comment was added to this document, but as you know, comments are invisible.";</script></body><!-- Mirrored from www.w3schools.com/jsref/tryit.asp?filename=tryjsref_document_createcomment by HTTrack Website Copier/3.x [XR&CO'2014], Wed, 21 Dec 2022 17:39:30 GMT --></html>