JSFiddle - React, Tailwind, and code Playground
HTML
<select>
<option>0</option>
<option>1</option>
<option>5</option>
<option>8</option>
</select>
JavaScript
$(function(){
alert($("select").val());
});
<select>
<option>0</option>
<option>1</option>
<option>5</option>
<option>8</option>
</select>
$(function(){
alert($("select").val());
});