socket_sendto
(PHP 4 >= 4.1.0, PHP 5, PHP 7)
socket_sendto — Sends a message to a socket, whether it is connected or not
Description
int socket_sendto ( resource $socket , string $buf , int $len , int $flags , string $addr [, int $port = 0 ] ) The function socket_sendto() sends len bytes from buf through the socket socket to the port at the address addr.
Parameters
socket
A valid socket resource created using socket_create().
buf
The sent data will be taken from buffer buf.
len
len bytes from buf will be sent.
flags
The value of flags can be any combination of the following flags, joined with the binary OR (|) operator.
MSG_OOB | Send OOB (out-of-band) data. |
|---|---|
MSG_EOR | Indicate a record mark. The sent data completes the record. |
MSG_EOF | Close the sender side of the socket and include an appropriate notification of this at the end of the sent data. The sent data completes the transaction. |
MSG_DONTROUTE | Bypass routing, use direct interface. |
addr
IP address of the remote host.
port
port is the remote port number at which the data will be sent.
Return Values
socket_sendto() returns the number of bytes sent to the remote host, or FALSE if an error occurred.
Examples
Example #1 socket_sendto() Example
<?php
$sock = socket_create(AF_INET, SOCK_DGRAM, SOL_UDP);
$msg = "Ping !";
$len = strlen($msg);
socket_sendto($sock, $msg, $len, 0, '127.0.0.1', 1223);
socket_close($sock);
?>See Also
- socket_send() - Sends data to a connected socket
← socket_sendmsg
socket_set_block →
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