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<html><body><h1>The Element Object</h1><h2>The insertAdjacentElement() Method</h2><button onclick="myFunction()">Move</button><p>Click "Move" to insert the red span before the header:</p><h2 id="myH2">My Header</h2><p><span style="color:red">My span</span></p><script>function myFunction() { const span = document.getElementsByTagName("span")[0]; const h2 = document.getElementById("myH2"); h2.insertAdjacentElement("beforebegin", span);}</script></body><!-- Mirrored from www.w3schools.com/jsref/tryit.asp?filename=tryjsref_node_insertadjacentelement3 by HTTrack Website Copier/3.x [XR&CO'2014], Wed, 21 Dec 2022 17:39:44 GMT --></html>