JSFiddle - React, Tailwind, and code Playground
HTML
<select name="sel01">
<option value="0">pls sel</option>
<option value="1">val 1</option>
<option value="2">val 2</option>
</select>
<div id="div01">klick</div>
JavaScript
$(document).ready( function() {
$('#div01').on('click', function() {
alert( $('select[value!="0"]').length );
});
});