socket_sendto

(PHP 4 >= 4.1.0, PHP 5)

socket_sendto - Sends a message to a socket, whether it is connected or not

int socket_sendto ( resource socket, string buf, int len, int flags, string addr [, int port] )

The function socket_sendto() sends len bytes from buf through the socket socket to the port at the address addr

The value of flags can be one of the following:

Таблица 1. possible values for flags

0x1 Process OOB (out-of-band) data. 0x2 Peek at incoming message. 0x4 Bypass routing, use direct interface. 0x8 Data completes record. 0x100 Data completes transaction.

Пример 1. socket_sendto() Example

    $sh = socket_create(AF_INET, SOCK_STREAM, SOL_TCP);
    if (socket_bind($sh, '127.0.0.1', 4242)) {
        echo "Socket bound correctly";
    }
    $buf = 'Test Message';
    $len = strlen($buf);
    if (socket_sendto($sh, $buf, $len, 0x100, '192.168.0.2', 4242) !== false) {
        echo "Message sent correctly";
    }
    socket_close($sh);

Смотрите также also socket_send() and socket_sendmsg().

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Описание на ru2.php.net
Описание на php.ru