JSFiddle - React, Tailwind, and code Playground

by Eric Howe

HTML

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

JavaScript

var c = new Backbone.Collection([
    { points: 0 },
    { points: 10 },
    { points: 5 },
    { points: 3}
]);
var sum = c.reduce(function(sum, m) { return sum + m.get('points') }, 0);
console.log(sum);