JSFiddle - React, Tailwind, and code Playground

HTML

<select id="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() {
        var sel = $("#sel01"),
            div = $("#div01");
        div.append(
            "<br>sel[0].getAttribute('value')="+
            sel[0].getAttribute('value') + "<br>"
        );
        $.each([
            "select[value=0]",
            "select[value!=0]",
            "select[value]"
        ], function(i, v){
             div.append( "$(" + v + ")=" + $(v).length + "<br>");
        });
    });
});