How to use the broadcast-channel.BroadcastChannel function in broadcast-channel
To help you get started, we’ve selected a few broadcast-channel examples, based on popular ways it is used in public projects.
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learningequality / studio / contentcuration / contentcuration / frontend / shared / data / broadcastChannel.js View on Github 
export function createChannel(id = APP_ID) {
return new BroadcastChannel(id);
}useSyncEffect(() => {
const channel = channels[key] || (channels[key] = new BroadcastChannel(key))
const notify = (value, ...args) => {
return state.set(value)
}
channel.addEventListener('message', notify)
channel.listenersCount = (channel.listenersCount || 0) + 1
const id = store.watch(key, notify)
return () => {
store.unwatch(id)
channel.removeEventListener('message', notify)
channel.listenersCount--
if (!channel.listenersCount) {
delete channels[key]
channel.close()
}
}broadcast-channel
A BroadcastChannel that works in New Browsers, Old Browsers, WebWorkers, NodeJs, Deno and iframes
