<!DOCTYPE html>
<html>
<body>
<table id="myTable" style="padding:8px;border:1px solid black">
<tr>
<td>Jill</td>
<td>Smith</td>
<td>50</td>
</tr>
<tr>
<td>Eve</td>
<td>Jackson</td>
<td>94</td>
</tr>
<tr>
<td>John</td>
<td>Doe</td>
<td>80</td>
</tr>
</table>
<p>
<input type="button" value="Delete one Row"
onclick="document.getElementById('myTable').deleteRow(0)">
</p>
</body>
</html>