JSFiddle - React, Tailwind, and code Playground
HTML
<select class="check">
<option value="one">one</option>
<option value="two">two</option>
</select>
JavaScript
$(function(){
$('.check'),trigger('change'); //change to two ? how?
$('.check').change(function(){
var data= $(this).val();
alert(data);
});
});