 class="identifier">ping</span><span class="special">(</span>
    <span class="identifier">ping_data</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">payload</span><span class="special">,</span>
    <span class="identifier">error_code</span><span class="special">&amp;</span> <span class="identifier">ec</span><span class="special">);</span>
</pre>
<h7><a name="beast.ref.boost__beast__websocket__stream.ping.overload2.h1"></a>
            <span class="phrase"