import { createBroadcastChannel } from "https://deno.land/x/websocket_broadcastchannel@0.8.0/src/create-broadcast-channel.ts";
Creates a BroadcastChannel or WebSocketBroadcastChannel, depending on whether we are running on Deno Deploy or not.
Parameters
optional
url: string | URL = [UNSUPPORTED]WebSocket url to connect to or listen as, if not on Deno Deploy. Defaults to defaultWebSocketUrl() if not specified.