擅长:python、mysql、java
<p>为了简化Gijs Wobben的回答:</p>
<p>客户端:</p>
<pre class="lang-js prettyprint-override"><code>sio.emit("eventname",data,function ackfunc(ackval){
console.log(ackval);
});
</code></pre>
<p>服务器端:</p>
<pre class="lang-py prettyprint-override"><code>def eventname_func(sid,data):
...
return ackval # This be thrown to ackfunc at client
sio.on("eventname",eventname_func)
</code></pre>