JSFiddle - React, Tailwind, and code Playground

HTML

<div id="out"></div>

JavaScript

var plugins = { 'plugin1' : { 'class': 'blue', 'path': 'http://blue' }, 'plugin2' : { 'class': 'orange', 'path': 'http://orange' }, 'plugin3' : { 'class': 'green', 'path': 'http://green' } }; 

$.each(plugins, function(idx, elem){
    $('#out').append( elem['class'] + "<br/>" ); // this['class'] тоже работает
});