jquery selector data attribute code example
Example 1: jquery get data attribute value
<a data-id="123">link</a>
$(this).attr("data-id") // returns string "123"
$(this).data("id") // returns number 123 (jQuery >= 1.4.3 only)
Example 2: jquery select by data attribute
$('div[data-key=value]');
Example 3: jquery select element with data
$('[data-attribute="value"]');
Example 4: jquery data attribute
<a data-number="123">link</a>
$(this).attr("data-number") // returns string "123"
$(this).data("number") // returns number 123 (jQuery >= 1.4.3 only)
Example 5: find element with data attribute jquery
$("ul").find(`[data-slide='${current}']`)
Example 6: jquery get data attribute
<a data-id="123">link</a>
var id = $(this).data("id"); // Will set id to 123