JSFiddle - React, Tailwind, and code Playground

by Sam G

HTML

<select style="float:left;">
    <option value="5">$5.00 monthly</option>
    <option value="10">$10.00 monthly</option>
    <option value="15">$15.00 monthly</option>
    <option value="20">$20.00 monthly</option>
</select>
<div id="button" style="width:100px;height:30px;float:left;background:#ccc;line-height:30px;text-align:center;margin:auto 5px;"><a href="http://ordernow/5/">Order</a>
</div>

JavaScript

$('select').on('change', function () {
    $('#button > a').attr('href', 'http://ordernow/' + $(this).val() + '/');
});