socket_sendto
PHP 4 >= 4.1.0, PHP 5, PHP 7, PHP 8
socket_sendto - Sends a message to a socket, whether it is connected or not
Manual
socket_sendto(
Socket$socket,
string$data,
int$length,
int$flags,
string$address,
[int|null$port = null]
): int|false
Socket$socket,
string$data,
int$length,
int$flags,
string$address,
[int|null$port = null]
): int|false
The function socket_sendto sends length bytes from data through the socket socket to the port at the address address.
Parameters
- socket
-
A Socket instance created using socket_create.
- data
-
The sent data will be taken from buffer data.
- length
-
length bytes from data will be sent.
- flags
-
The value of flags can be any combination of the following flags, joined with the binary OR (|) operator.
Possible values for flags
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. - address
-
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.
Changelog
| Version | Description |
| 8.0.0 | socket is a Socket instance now; previously, it was a resource. |
| 8.0.0 | port is nullable now. |