            </td>
<td></td>
              <td></td>            <td>
              
            </td>
            <td>::</td>
            <td><strong>source_string</strong></td>
            <td>
                
            </td>
        </tr>
        <tr>
            <td>
              <span class="anchor" id="variable-token"></span>
              character(len=:),
            </td>
<td>intent(out),</td>
              <td></td>            <td>
              allocatable
            </td>
            <td>::</