How to get class name through JavaScript

Question

How do I get the class name through JavaScript given no id with this span.

Like:

I want to

Answer 1

You can use document.getElementsByClassName('xyz'). Note: it returns an array a NodeList (thanks to @IAbstractDownvoteFactory) since there can be multiple elements with the same class.

var spans = document.getElementByClassName('xyz');
var i;
for(i=0; i