JSFiddle - React, Tailwind, and code Playground

by nikoshr

HTML

<script src="http://underscorejs.org/underscore-min.js"></script>
<script src="http://backbonejs.org/backbone-min.js"></script>

JavaScript

var m = new Backbone.Model({
    att1: 'a',
    att2: 'b',
    att3: 'c'
});

m.on('change', function() {
    console.log(m.changedAttributes());
    console.log(_.keys(m.changedAttributes()));
});

m.set({
    att1: 'd',
    att3: 'e'
});