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 c = new Backbone.Collection([
    {id: 1, name: "jonas"},
    {id: 2, name: "jonas"},
    {id: 3, name: "smirk"}
]);
    
var names = _.uniq(c.pluck('name'));
console.log(names);
console.log(names.length);