JSFiddle - React, Tailwind, and code Playground

HTML

<button id="sort">Sort them!</button>

<select id="mSelect">
<option>aaa</option>
<option>ccc</option>
<option>ddd</option>
<option>bbb</option>
</select>

JavaScript

$('#sort').click(function () {
    $('select').each(function () {
       var options = $(this).children('option');
        options.sort(function (optionA, optionB) {
            return optionA.value.localeCompare(optionB.value);
        });
        $(this).empty().append(options);
    });
});