JSFiddle - React, Tailwind, and code Playground

HTML

<table>
    <tr>
        <td>Lorem ipsum</td>
        <td data-id="1" class="increase">+</td>
    </tr>
    <tr>
        <td>Lorem ipsum2</td>
        <td data-id="2" class="increase">+</td>
    </tr>
</table>

JavaScript

(function($) {
    $(document).ready( function() {
        $(".increase").click( function() {
           alert( $(this).data("id") ); 
        });
    });
})(jQuery);