Event 3 RemoveAllLister

 const events = require('events');

const e = new events.EventEmitter();

e.on('click', () => console.log('Click 1'));
e.on('click', () => console.log('Click 2'));

e.emit('click'); // Output: Click 1\nClick 2

//e.removeAllListeners('click');
try{
    e.removeListener();
}catch (e) {
    console.log(`Error :${e}`);
}

e.emit('click'); // No output

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