socket_last_error

Description
Syntax
Examples
Links

Description

The socket_last_error of Sockets for PHP returns the last error on the socket.

Syntax

socket_last_error(
    ?Socket $socket = null
): int

Parameters

socket

A Socket instance created with socket_create().

Return

Returns a socket error code.

Examples

1 · void

<?

$domain = AF_INET;
$type = SOCK_RDM;
$protocol = 0;

$socket = socket_create($domain, $type, $protocol);

    if($socket === false)
    {
        $return = socket_last_error();

        die("$return");
    }

socket_close($socket);

2 · socket

<?

$domain = AF_INET;
$type = SOCK_STREAM;
$protocol = SOL_TCP;

$socket = socket_create($domain, $type, $protocol);

    $address = '127.0.0.1';
    $port = 80;

    $socket_bind = socket_bind($socket, $address, $port);

    if($socket_bind === false)
    {
        $return = socket_last_error($socket);

        die("$return");
    }

socket_close($socket);

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