Fastest way to convert JavaScript NodeList to Array?
With ES6, we now have a simple way to create an Array from a NodeList: the Array.from() function.
// nl is a NodeListlet myArray = Array.from(nl)
The second one tends to be faster in some browsers, but the main point is that you have to use it because the first one is just not cross-browser. Even though The Times They Are a-Changin'
@kangax (IE 9 preview)
Array.prototype.slice can now convert certain host objects (e.g. NodeList’s) to arrays — something that majority of modern browsers have been able to do for quite a while.
Example:
Array.prototype.slice.call(document.childNodes);