Listar imagens da classe

by Ivan Ferrer

HTML

<div id="opa"></div>

JavaScript

var css = 'background-image: url(1.png), url(2.png), url(3.png),  url("4.png")'

    var regex = /[^background\-image\:\s,\"\'\(\)]+[^url(.+)]+[^\"\')]/gi;

 var arr = css.match(regex);

document.getElementById('opa').innerHTML = arr.join("<br>");