JSFiddle - React, Tailwind, and code Playground

HTML

<select id="optionlist">
    <option id="test1">Spot 1</option>
    <option id="test2">Spot 2</option>
    <option id="test3">Spot 3</option>
    <option id="test4">Spot 4</option>
</select>

JavaScript

$('option', $('#optionlist')).each(function() {
    alert($(this).attr('id'));
});