</code>
            object that references the newly-created connection between
            the signal and the slot; if the slot is inactive, returns a
            disconnected connection.</p></td>
</tr>
<tr>
<td><p><span class="term">Throws:</span></p></td>
<td><p>This routine meets the strong exception guarantee,
            where any exception thrown will cause the slot to not be
            connected to the signal.</p></td>
</tr>
<tr>
<td><p><span class="term">Complexity:</span></p></td>
<td><p>Constant