JSFiddle - React, Tailwind, and code Playground

HTML

<select multiple="true" id="fruits">
    <option value="apple">Apple</option>
    <option value="banana">Banana</option>
    <option value="mango">Mango</option>
    <option value="grape">Grape</option>
    <option value="watermelon">watermelon</option>
</select>

JavaScript

$(function() {
    $('#fruits').change(function(e) {
        var selected = $(e.target).val();
        alert(selected)
        console.dir(selected);
    }); 
});