JSFiddle - React, Tailwind, and code Playground
HTML
<select id="id">
<option>1</option>
<option>1</option>
<option>1</option><option>1</option>
</select>
JavaScript
$('option:not(:selected)').attr('disabled', true);
<select id="id">
<option>1</option>
<option>1</option>
<option>1</option><option>1</option>
</select>
$('option:not(:selected)').attr('disabled', true);