JSFiddle - React, Tailwind, and code Playground

by imsky

HTML

<select name="a"><option>1</option></select>
<select name="b"><option>2</option></select>
<select name="c"><option>3</option></select>

JavaScript

$(function() {
    $("body").append("<div>" + $("select").map(function() {
        return $(this).attr("name") + "=" + $(this).val()
    }).toArray().join("&") + "</div>");
});