JSFiddle - React, Tailwind, and code Playground

HTML

<select class="select">
<option value="1">Test 1</option>
<option value="2">Test 2</option>
<option value="3">Test 3</option>
<option value="4">Test 4</option>
<option value="5">Test 5</option>
</select>

JavaScript

alert($(".select").find("option:selected").val());