jQuery Get Random Element From a Selection Returned By $(selector)

Question

If $(\'.my-element\') matches multiple element, is there a quick way to get a random element out of these?

Answer 1

var numElements = $('.my-element').length;
var randomNum = Math.floor(Math.random()*numElements);
//Select your random element
$('.my-element:nth-child(' + randomNum + ')');