<a name="beast.ref.boost__beast__websocket__is_upgrade"></a><a class="link" href="boost__beast__websocket__is_upgrade.html" title="websocket::is_upgrade">websocket::is_upgrade</a>
</h4></div></div></div>
<p>
- <a class="indexterm" name="idm45886625892576"></a>
+ <a class="indexterm" name="idm45873475082896"></a>
Returns <code class="computeroutput"><span class="keyword">true</span></code>
if the specified HTTP request is a WebSocket Upgrade.
</p>