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<?php
declare(strict_types=1);
namespace unreal4u\MQTT\Protocol;
use unreal4u\MQTT\Internals\ProtocolBase;
use unreal4u\MQTT\Internals\WritableContent;
use unreal4u\MQTT\Internals\WritableContentInterface;
final class PingReq extends ProtocolBase implements WritableContentInterface
{
use WritableContent;
const CONTROL_PACKET_VALUE = 12;
public function createVariableHeader(): string
return '';
}
public function createPayload(): string
public function shouldExpectAnswer(): bool
return true;
unreal4u /
mqtt
