jQuery 3.3.1 bug
by sectioni
HTML
<div style="height:300px; background-color:red"></div>
<div>
<table>
<tbody>
<tr>
<td>
<div id="myDiv">
hello
</div>
</td>
</tr>
</tbody>
</table>
</div>
JavaScript
console.log($('#myDiv').position().top)