Swoole\Client::connect
Connect to the remote TCP or UDP port.
Description
public bool Swoole\Client::connect(
string $host,
int $port = ?,
int $timeout = ?,
int $flag = ?
)
Parameters
-
host
-
The host name of the remote address.
-
port
-
The port number of the remote address.
-
timeout
-
The timeout(second) of connect/send/recv, the dafault value is 0.1s
-
flag
-
If the type of client is UDP, the $flag means if to enable the configuration udp_connect.
If the configuration udp_connect is enabled, the client will only receive the data from specified ip:port.
If the type of client is TCP and the $flag is set to 1, it must use swoole_client_select to check the connection status before send/recv.
Return Values
Whether the connection is established.