Event 2

 

let events=require('events');

let e=new events.EventEmitter();
function T() {
    console.log('Line 7');
}
e.on('Click',T)

e.emit('Click');
//=========NOt Work
// e.removeListener('Click',function () {
// console.log('remove')
// });

//e.removeListener('Click',T);
e.emit('Click');

//=========Re Assign Click Event

function TT() {
console.log(`Line 22`);
}

e.on('Click',TT);
e.emit('Click');