我遇到以下错误
Uncaught TypeError: Cannot set property '_DT_CellIndex' of undefined
以下是我的代码-
<table class="table table-bordered table-hover" id="summary" style="width:1024px">
<thead>
<tr>
<th></th>
<th></th>
<th></th>
<th colspan="9" style="text-align: center;">Sinhala</th>
<th style="display: none;"></th>
<th style="display: none;"></th>
<th style="display: none;"></th>
<th style="display: none;"></th>
<th style="display: none;"></th>
<th style="display: none;"></th>
<th style="display: none;"></th>
<th style="display: none;"></th>
<th colspan="9" style="text-align: center;">Tamil</th>
<th style="display: none;"></th>
<th style="display: none;"></th>
<th style="display: none;"></th>
<th style="display: none;"></th>
<th style="display: none;"></th>
<th style="display: none;"></th>
<th style="display: none;"></th>
<th style="display: none;"></th>
</tr>
<tr>
<th></th>
<th>District</th>
<th>Post</th>
<!--sinhala-->
<th>Medical</th>
<th>BD</th>
<th>MBD</th>
<th>M</th>
<th>Addl M</th>
<th>Addl M. Mini Request</th>
<th>Muslim</th>
<th>Addl.Mus</th>
<th>Sub Total</th>
<!--tamil-->
<th>Medical</th>
<th>BD</th>
<th>MBD</th>
<th>M</th>
<th>Addl M</th>
<th>Addl M. Mini Request</th>
<th>Muslim</th>
<th>Addl.Mus</th>
<th>Sub Total</th>
</tr>
</thead>
<tbody>
@foreach($rows as $index => $item)
<tr>
<td rowspan="3">{{$index+1}}</td>
<td rowspan="3">{{$item->name_english}}</td>
<td>Vacancies</td>
<td>{{$item->count_medical_vs}}</td>
<td>{{$item->count_bd_vs}}</td>
<td>{{$item->count_mbd_vs}}</td>
<td>{{$item->count_m_vs}}</td>
<td>{{$item->count_addlm_vs}}</td>
<td>{{$item->count_addlmini_vs}}</td>
<td>{{$item->count_musl_vs}}</td>
<td>{{$item->count_addlmusl_vs}}</td>
<td>{{$item->count_medical_vs+$item->count_bd_vs}}</td>
<td>{{$item->count_medical_vt}}</td>
<td>{{$item->count_bd_vt}}</td>
<td>{{$item->count_mbd_vt}}</td>
<td>{{$item->count_m_vt}}</td>
<td>{{$item->count_addlm_vt}}</td>
<td>{{$item->count_addlmini_vt}}</td>
<td>{{$item->count_musl_vt}}</td>
<td>{{$item->count_addlmusl_vt}}</td>
<td>{{$item->count_medical_vt+$item->count_bd_vt}}</td>
</tr>
<tr>
<td>In Service</td>
<td>{{$item->count_medical_is}}</td>
<td>{{$item->count_bd_is}}</td>
<td>{{$item->count_mbd_is}}</td>
<td>{{$item->count_m_is}}</td>
<td>{{$item->count_addlm_is}}</td>
<td>{{$item->count_addlmini_is}}</td>
<td>{{$item->count_musl_is}}</td>
<td>{{$item->count_addlmusl_is}}</td>
<td>{{$item->count_medical_is+$item->count_bd_is}}</td>
<td>{{$item->count_medical_it}}</td>
<td>{{$item->count_bd_it}}</td>
<td>{{$item->count_mbd_it}}</td>
<td>{{$item->count_m_it}}</td>
<td>{{$item->count_addlm_it}}</td>
<td>{{$item->count_addlmini_it}}</td>
<td>{{$item->count_musl_it}}</td>
<td>{{$item->count_addlmusl_it}}</td>
<td>{{$item->count_medical_it+$item->count_bd_it}}</td>
<td style="display: none;"></td>
<td style="display: none;"></td>
</tr>
<tr>
<td>Total</td>
<td>{{$item->count_medical_is+$item->count_medical_vs}}</td>
<td>{{$item->count_bd_is+$item->count_bd_vs}}</td>
<td>{{$item->count_mbd_is+$item->count_mbd_vs}}</td>
<td>{{$item->count_m_is+$item->count_m_vs}}</td>
<td>{{$item->count_addlm_is+$item->count_addlm_vs}}</td>
<td>{{$item->count_addlmini_is+$item->count_addlmini_vs}}</td>
<td>{{$item->count_musl_is+$item->count_musl_vs}}</td>
<td>{{$item->count_addlmusl_is+$item->count_addlmusl_vs}}</td>
<td>{{$item->count_medical_is+$item->count_bd_is}}</td>
<td>{{$item->count_medical_it+$item->count_medical_vt}}</td>
<td>{{$item->count_bd_it+$item->count_bd_vt}}</td>
<td>{{$item->count_mbd_it+$item->count_mbd_vt}}</td>
<td>{{$item->count_m_it+$item->count_m_vt}}</td>
<td>{{$item->count_addlm_it+$item->count_addlm_vt}}</td>
<td>{{$item->count_addlmini_it+$item->count_addlmini_vt}}</td>
<td>{{$item->count_musl_it+$item->count_musl_vt}}</td>
<td>{{$item->count_addlmusl_it+$item->count_addlmusl_vt}}</td>
<td>{{$item->count_medical_it+$item->count_bd_it}}</td>
<td style="display: none;"></td>
<td style="display: none;"></td>
</tr>
@endforeach
</tbody>
<tfoot>
@foreach($rows_districts as $index => $item)
<tr>
<td rowspan="3"></td>
<td rowspan="3">Districts</td>
<td>Vacancies</td>
<td>{{$item->count_medical_vs}}</td>
<td>{{$item->count_bd_vs}}</td>
<td>{{$item->count_mbd_vs}}</td>
<td>{{$item->count_m_vs}}</td>
<td>{{$item->count_addlm_vs}}</td>
<td>{{$item->count_addlmini_vs}}</td>
<td>{{$item->count_musl_vs}}</td>
<td>{{$item->count_addlmusl_vs}}</td>
<td>{{$item->count_medical_vs+$item->count_bd_vs}}</td>
<td>{{$item->count_medical_vt}}</td>
<td>{{$item->count_bd_vt}}</td>
<td>{{$item->count_mbd_vt}}</td>
<td>{{$item->count_m_vt}}</td>
<td>{{$item->count_addlm_vt}}</td>
<td>{{$item->count_addlmini_vt}}</td>
<td>{{$item->count_musl_vt}}</td>
<td>{{$item->count_addlmusl_vt}}</td>
<td>{{$item->count_medical_vt+$item->count_bd_vt}}</td>
</tr>
<tr>
<td>In Service</td>
<td>{{$item->count_medical_is}}</td>
<td>{{$item->count_bd_is}}</td>
<td>{{$item->count_mbd_is}}</td>
<td>{{$item->count_m_is}}</td>
<td>{{$item->count_addlm_is}}</td>
<td>{{$item->count_addlmini_is}}</td>
<td>{{$item->count_musl_is}}</td>
<td>{{$item->count_addlmusl_is}}</td>
<td>{{$item->count_medical_is+$item->count_bd_is}}</td>
<td>{{$item->count_medical_it}}</td>
<td>{{$item->count_bd_it}}</td>
<td>{{$item->count_mbd_it}}</td>
<td>{{$item->count_m_it}}</td>
<td>{{$item->count_addlm_it}}</td>
<td>{{$item->count_addlmini_it}}</td>
<td>{{$item->count_musl_it}}</td>
<td>{{$item->count_addlmusl_it}}</td>
<td>{{$item->count_medical_it+$item->count_bd_it}}</td>
<td style="display: none;"></td>
<td style="display: none;"></td>
</tr>
<tr>
<td>Total</td>
<td>{{$item->count_medical_is+$item->count_medical_vs}}</td>
<td>{{$item->count_bd_is+$item->count_bd_vs}}</td>
<td>{{$item->count_mbd_is+$item->count_mbd_vs}}</td>
<td>{{$item->count_m_is+$item->count_m_vs}}</td>
<td>{{$item->count_addlm_is+$item->count_addlm_vs}}</td>
<td>{{$item->count_addlmini_is+$item->count_addlmini_vs}}</td>
<td>{{$item->count_musl_is+$item->count_musl_vs}}</td>
<td>{{$item->count_addlmusl_is+$item->count_addlmusl_vs}}</td>
<td>{{$item->count_medical_is+$item->count_bd_is}}</td>
<td>{{$item->count_medical_it+$item->count_medical_vt}}</td>
<td>{{$item->count_bd_it+$item->count_bd_vt}}</td>
<td>{{$item->count_mbd_it+$item->count_mbd_vt}}</td>
<td>{{$item->count_m_it+$item->count_m_vt}}</td>
<td>{{$item->count_addlm_it+$item->count_addlm_vt}}</td>
<td>{{$item->count_addlmini_it+$item->count_addlmini_vt}}</td>
<td>{{$item->count_musl_it+$item->count_musl_vt}}</td>
<td>{{$item->count_addlmusl_it+$item->count_addlmusl_vt}}</td>
<td>{{$item->count_medical_it+$item->count_bd_it}}</td>
<td style="display: none;"></td>
<td style="display: none;"></td>
</tr>
@endforeach
</tfoot>
</table>
我尝试过在colspan中，在ad，tbody和tfoot中添加“隐形”细胞。 该表结构有点复杂。因此，这对我来说有些困难。 问题是我对行距一无所知。需要上面的表结构来创建。 有谁有想法吗？请帮助我。