setMaxListeners Example 1 (set Limit For Same Name Event)

 

const events = require('events');

const e = new events.EventEmitter();

e.setMaxListeners(3);

//===========Example1
e.on('event1',function () {
    console.log('event1');
})
e.on('event1',function () {
    console.log('event2');
})
e.on('event1',function () {
    console.log('event3');
})
// e.on('event1',function () {
//     console.log('event4');
// })

//==============call
e.emit('event1');

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