Underscore.js Collections: ToArray
HTML
<script src="http://documentcloud.github.com/underscore/underscore-min.js"></script>
<a target="parent" href="http://underscorejs.org/#toArray">Learn More</a>
JavaScript
var arguments = "1234";
var testToArray = _.toArray(arguments).slice(0,4);
console.log(testToArray);
//["1", "2", "3", "4"]