HTML 5 p data-* attributes code example
Example 1: data attribute html
<!-- data-* attritubes can be used on any html element -->
<div data-my-custom-data="true"></div>
Example 2: html data attribute
<a data-color="blue">
This tag contains a user-defined color attribute
</a>
<div data-link="https://github.com/k-vernooy">
This tag contains a data attribute with a link
</div>