用户上线(websocket)
<p><strong>简要描述:</strong> </p>
<ul>
<li>
<p>用户上线(websocket)</p>
<p><strong>发送示例</strong></p>
</li>
</ul>
<pre><code> {
"type": "name",
"fromUid": 1
}</code></pre>
<p><strong>返回示例</strong></p>
<pre><code> {
"type": "name",
"unread": { "209" : 5.0 }//session_id : count
}</code></pre>