Coroutine\Channel->$errCode
最后更新于：2022-04-02 06:26:52
# Coroutine\\Channel->$errCode
`Coroutine\Channel->$errCode`
* 默认成功 0 (SWOOLE\_CHANNEL\_OK)
* 超时 pop失败时(超时)会置为`-1`(SWOOLE\_CHANNEL\_TIMEOUT)
* channel已关闭,继续操作channel，设置错误码`-2`( SWOOLE\_CHANNEL\_CLOSED)
';