JSFiddle - React, Tailwind, and code Playground
by defuseer
HTML
<select onchange=foo(this)>
<option value="1" id="1">kjkjkjkj</option>
<option value="2" id="0">kjkjkj
</option>
</select>
JavaScript
function foo(select) {
alert(select.options[select.selectedIndex].getAttribute("myid"));
}