Test case details

Preparation Code

<script src="https://ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"></script> <div id="el"></div> <script> var i = 0, el = document.getElementById('el'), $el = $(el); </script>

Test cases

Test #1

$.data(el, 'key-' + Math.floor(Math.random() * 1001), 'val-' + Math.floor(Math.random() * 1001));

Test #2

$el.data('key-' + Math.floor(Math.random() * 1001), 'val-' + Math.floor(Math.random() * 1001));