creating bootstrap table of one column code example

Example 1: bootstrap table combine columns

<thead>
  <tr>
    <th rowspan="2">State</th>
    <th rowspan="2">Utilities Company</th>
    <th colspan="3">Summer Period</th>
  </tr>
  <tr>
    <th>data1</th>
    <th>data2</th>
    <th>data3</th>
  </tr>
</thead>

Example 2: bootstrap table

<table class="table">
  <thead>
    <tr>
      <th scope="col">#</th>
      <th scope="col">First</th>
      <th scope="col">Last</th>
      <th scope="col">Handle</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <th scope="row">1</th>
      <td>Mark</td>
      <td>Otto</td>
      <td>@mdo</td>
    </tr>
    <tr>
      <th scope="row">2</th>
      <td>Jacob</td>
      <td>Thornton</td>
      <td>@fat</td>
    </tr>
    <tr>
      <th scope="row">3</th>
      <td>Larry</td>
      <td>the Bird</td>
      <td>@twitter</td>
    </tr>
  </tbody>
</table>