JSFiddle - React, Tailwind, and code Playground

by Сергей Тарасевич

HTML

<div class="track" data-track="123">track 123</div>
<div class="dop_tracks">
    <div class="track" data-track="124">track 124</div>
    <div class="track" data-track="125">track 125</div>
</div>

JavaScript

$(document).on('click', '[data-track]', function (e) {

    var $form = '',
        id_track = '',
        track = $(this).data('track');

    $form = $('[data-track="' + track + '"]').next('[data-track]');
    id_track = $form.data('track');

    alert(id_track);

});