我正在做一个需要实时广播经纬度的项目我有类似下面的内容namespaceApp\Events;useApp\Events\Event;useIlluminate\Queue\SerializesModels;useIlluminate\Contracts\Broadcasting\ShouldBroadcast;useIlluminate\Support\Facades\Redis;classTrackersBroadcastextendsEventimplementsShouldBroadcast{public$lat,$lng,$imei,$date_timeuseSerializ