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    Swoole\Event::isset

    (No version information available, might only be in Git)

    Swoole\Event::isset — Check if a socket is being monitored in the event loop

    Descripción

    public static function Swoole\Event::isset(mixed $fd, int $events = SWOOLE_EVENT_READ | SWOOLE_EVENT_WRITE ): bool

    Checks whether the specified file descriptor is being monitored for the given event types in the event loop.

    Parámetros

    fd
    File descriptor (stream/socket resource, integer, or object).
    events
    Event types to check (bitmask of SWOOLE_EVENT_READ and/or SWOOLE_EVENT_WRITE).

    Valores devueltos

    Esta función retorna true en caso de éxito o false si ocurre un error.

    Ejemplos

    Ejemplo #1 Checking event monitoring status

    <?php
$fp = stream_socket_client("tcp://www.qq.com:80");
Swoole\Event::add($fp, function ($fp) {
    echo fread($fp, 8192);
}, null, SWOOLE_EVENT_READ);

var_dump(Swoole\Event::isset($fp, SWOOLE_EVENT_READ)); // Output: true
var_dump(Swoole\Event::isset($fp, SWOOLE_EVENT_WRITE)); // Output: false

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