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PHP Manual
Swoole\Client
Send data to the remote TCP socket.

Swoole\Client::send

(PECL swoole >= 1.9.0)

Swoole\Client::send — Send data to the remote TCP socket.

說(shuō)明

public Swoole\Client::send(string $data, string $flag = ?): int

參數

data: The data to send which can be string or binary
flag

返回值

If the client sends data successfully, it returns the length of data sent. Or it returns false and sets $swoole_client->errCode. For sync client, there is no limit for the data to send. For async client, The limit for the data to send is socket_buffer_size.