JSFiddle - React, Tailwind, and code Playground

HTML

<select id="country_list" size="10" multiple style="min-width: 200px;">    <option value="US">United States</option>    <option value="UK">United Kingdom</option>    <option value="IN">India</option>             </select>

JavaScript

function optionSort(a, b) {
    return $(a).val() > $(b).val();
}

var opts = $('option').get();

$('select').html(opts.sort(optionSort))