View file vendor/laravel/framework/src/Illuminate/Contracts/Broadcasting/HasBroadcastChannel.php
<?php namespace Illuminate\Contracts\Broadcasting; interface HasBroadcastChannel { /** * Get the broadcast channel route definition that is associated with the given entity. * * @return string */ public function broadcastChannelRoute(); /** * Get the broadcast channel name that is associated with the given entity. * * @return string */ public function broadcastChannel(); }