rt"><span class="bold"><strong>insert</strong></span></a>
                </p>
              </td>
<td>
                <p>
                  Insert a field.
                </p>
              </td>
</tr>
<tr>
<td>
                <p>
                  <a class="link" href="boost__beast__http__basic_fields/key_comp.html" title="http::basic_fields::key_comp"><span class="bold"><strong>key_comp</strong></span></a>
                </p>
              </td>
<td>
                <p>
                  Returns a co