Backbone.Events.js

var core, Model, model;

core = Object.create(Backbone.Events);
Model = Backbone.Model.extend();
model = new Model();

core.listenTo(model, 'myEvent', function () {
  console.log('Hello, World');
});

/* Case : Backbone.Events.stopListening
----------------------------------------*/
model.stopListening();
console.log(model);
model.trigger('myEvent'); // Hello, World


/* Case : Backbone.Events.off
----------------------------------------*/
model.off();
console.log(model);
model.trigger('myEvent'); // Nothing