import { BroadcastChannel } from "https://deno.land/x/async_channels@1.0.0-alpha45/broadcast.ts";
Parameters
optional
abortCtrl: AbortControllerx/async_channels/broadcast.ts>BroadcastChannel#send
import { BroadcastChannel } from "https://deno.land/x/async_channels@1.0.0-alpha45/broadcast.ts";