如何在 jQuery 中获取对所有具有带有 colspan 的子单元格的行(tr's)的引用?
<table id="report">
<tr>
<th>Lorem ipsum</th>
<th>Lorem ipsum</th>
<th>Lorem ipsum</th>
<th>Lorem ipsum</th>
</tr>
<tr>
<td>Lorem ipsum</td>
<td>Lorem ipsum</td>
<td>Lorem ipsum</td>
<td>Lorem ipsum</td>
</tr>
<tr>
<td colspan="4">
<!-- Details here -->
</td>
</tr>
<tr>
<td>Lorem ipsum</td>
<td>Lorem ipsum</td>
<td>Lorem ipsum</td>
<td>Lorem ipsum</td>
</tr>
<tr>
<td colspan="4">
<!-- Details here -->
</td>
</tr>
</table>