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Jquery get data attribute value by class

Jquery get data attribute value

/* html */
<a data-id="123">link</a>

/* js */
$(this).attr("data-id") // returns string "123"

$(this).data("id") // returns number 123 (jQuery >= 1.4.3 only)

Source: stackoverflow.com

Jquery find by data attribute

$('.slide-link[data-slide="0"]').addClass('active');

Source: stackoverflow.com

Jquery get data attribute value by class

//get the result as array
<option value="<?php echo $value['id']; ?>" data-count="5">
</option>

var data = $('.myclass').map(function() {
    return $(this).data('optionid');
}).get();

Jquery get element by data attribute

$("ul[data-slide='" + current +"']");

Source: stackoverflow.com

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