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<html><head><script>function createCaption(id) { document.getElementById(id).createCaption().innerHTML = "My new caption";}</script></head><body><table id="myTable" style="border: 1px solid black"> <tr> <td>Row1 cell1</td> <td>Row1 cell2</td> </tr> <tr> <td>Row2 cell1</td> <td>Row2 cell2</td> </tr></table><p><input type="button" onclick="createCaption('myTable')" value="Create caption"></p></body><!-- Mirrored from www.w3schools.com/js/tryit.asp?filename=tryjs_dom_table_createcaption by HTTrack Website Copier/3.x [XR&CO'2014], Mon, 05 Sep 2022 14:47:08 GMT --></html>