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Channel.prototype.unsubscribe - diagnostics_channel - Node documentation
method Channel.prototype.unsubscribe

Usage in Deno

import { Channel } from "node:diagnostics_channel";
Channel.prototype.unsubscribe(onMessage: ChannelListener): void
Deprecated

Since v18.7.0,v16.17.0 - Use onMessage)

Remove a message handler previously registered to this channel with channel.subscribe(onMessage).

import diagnostics_channel from 'node:diagnostics_channel';

const channel = diagnostics_channel.channel('my-channel');

function onMessage(message, name) {
  // Received data
}

channel.subscribe(onMessage);

channel.unsubscribe(onMessage);

Parameters

onMessage: ChannelListener

The previous subscribed handler to remove

Return Type

void

true if the handler was found, false otherwise.