Php/docs/swoole-connection-iterator.key
From Get docs
Swoole\Connection\Iterator::key
(PECL swoole >= 1.9.0)
Swoole\Connection\Iterator::key — Return key of the current connection.
Description
public Swoole\Connection\Iterator::key ( ) : int
This function returns key of the current connection.
Parameters
This function has no parameters.
Return Values
Key of the current connection.
