stream_socket_sendto

    (PHP 5, PHP 7, PHP 8)

    stream_socket_sendto — Sends a message to a socket, whether it is connected or not

    Description

    stream_socket_sendto(
        resource$socket,
        string$data,
        int$flags = 0,
        string$address = ""
    ): int|false

    Sends the specified data through the socket.

    Parameters

    socket

    The socket to send data to.

    data

    The data to be sent.

    flags

    The value of flags can be any combination of the following:

    possible values for flags
    STREAM_OOB Process 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.

    Return Values

    Returns a result code, as an integer, or false on failure.

    Examples

    Example #1 stream_socket_sendto() Example

    <?php

    $socket = stream_socket_client('tcp://127.0.0.1:1234');


    fwrite($socket, "Normal data transmit.");


    stream_socket_sendto($socket, "Out of Band data.", STREAM_OOB);


    fclose($socket);
    ?>

    See Also

    To Top