unsubscribe
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);
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Since
v15.1.0, v14.17.0
Return
true
if the handler was found, false
otherwise.
Parameters
onMessage
The previous subscribed handler to remove