socket_send() - socket通信函数
socket_send()
(PHP 4 >= 4.1.0, PHP 5, PHP 7)
Sends data to a connected socket
说明
socket_send(resource $socket,string $buf,int $len,int $flags): intThe function socket_send() sends$lenbytes to the socket$socketfrom$buf.
参数
$socketA valid socket resource created with socket_create() or socket_accept().
$bufA buffer containing the data that will be sent to the remote host.
$lenThe number of bytes that will be sent to the remote host from$buf.
$flagsThe value of$flagscan 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. |
返回值
socket_send() returns the number of bytes sent, or FALSE
on error.
参见
socket_sendto()
Sends a message to a socket, whether it is connected or not
//creo la conexio socket $sock = socket_create(AF_INET, SOCK_DGRAM, SOL_UDP); //protocolo UDP //$sock = socket_create(AF_INET, SOCK_STREAM, SOL_TCP); //protocolo TCP //obtengo valor en bytes $len = strlen($msg->toString(1)); //envio informacion a socket $sendMsg = socket_send($sock, $msg->toString(1), $len, MSG_DONTROUTE); //cierro conexion iniciada socket_close($sock);
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