stream_socket_sendto
(PHP 5, PHP 7)
stream_socket_sendto — Sends a message to a socket, whether it is connected or not
说明
stream_socket_sendto
( resource
$socket
, string $data
[, int $flags = 0
[, string $address
]] ) : int
Sends the specified data through the
socket.
参数
-
socket -
The socket to send
datato. -
data -
The data to be sent.
-
flags -
The value of
flagscan be any combination of the following:possible values for flagsSTREAM_OOBProcess OOB (out-of-band) data. -
address -
The address specified when the socket stream was created will be used unless an alternate address is specified in
address.If specified, it must be in dotted quad (or [ipv6]) format.
返回值
Returns a result code, as an integer.
范例
Example #1 stream_socket_sendto() Example
<?php
/* Open a socket to port 1234 on localhost */
$socket = stream_socket_client('tcp://127.0.0.1:1234');
/* Send ordinary data via ordinary channels. */
fwrite($socket, "Normal data transmit.");
/* Send more data out of band. */
stream_socket_sendto($socket, "Out of Band data.", STREAM_OOB);
/* Close it up */
fclose($socket);
?>
参见
- stream_socket_recvfrom() - Receives data from a socket, connected or not
- stream_socket_client() - Open Internet or Unix domain socket connection
- stream_socket_server() - Create an Internet or Unix domain server socket