How do I use the data- attribute to pass values with jQuery?

Question

I\'d like to know more about using data-* attributes with HTML and its use within jQuery. I\'m simply trying to retrieve data-attribute-name=\"a value\" with .data() and

Answer 1

set the data attribute as per your condition

 Edit

    function onEdit(obj) {
     console.log(this.getAttribute("data-lan")); //my-data
    }