JSFiddle - React, Tailwind, and code Playground

HTML

<!-- declare a known container div to help you find the listboxes -->
<div id="repeaterContainer" size="10">
    <!-- here put your repeater that will render the listboxes -->
    <select size="5">
        <option value="1">text1</option>
        <option value="2">text2</option>
        <option value="3">text3</option>
        <option value="4">text4</option>
        <option value="5">text5</option>
    </select>
</div>

JavaScript

// handle the change event of all listboxes inside our container
$('#repeaterContainer select').on('change', function(){
    console.log(this.value);
});