(PECL event >= 1.5.0)
EventUtil::getSocketName — Retreives the current address to which the socket is bound
public static EventUtil::getSocketName ( mixed $socket , string &$address [, mixed &$port ] ) : bool
Retreives the current address to which the socket is bound.
socket Socket resource, stream or a file descriptor of a socket.
address Output parameter. IP-address, or the UNIX domain socket path depending on the socket address family.
port Output parameter. The port the socket is bound to. Has no meaning for UNIX domain sockets.
Returns true on success. Otherwise false.
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https://www.php.net/manual/en/eventutil.getsocketname.php