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<html><head><style> table, td { border: 1px solid black; border-collapse: separate;}</style></head><body><table id="myTable" style="empty-cells:hide;"> <tr> <td>January</td> <td>$100</td> </tr> <tr> <td>February</td> <td></td> </tr></table><br><button type="button" onclick="myFunction()">Return the emptyCells property</button><script>function myFunction() { alert(document.getElementById("myTable").style.emptyCells);}</script></body></html>