JSFiddle - React, Tailwind, and code Playground
by rajaadil
HTML
<select id="customerIds" onchange="doOperation()">
<option value="default"> Start..</option>
<option value="1" class="action1"> 1</option>
<option value="2" class="action1"> 2</option>
<option value="3" class="action1"> 3 </option>
<option value="4" class="action2"> 4 </option>
<option value="5" class="action3"> 5 </option>
</select>
JavaScript
$('.action1').hide();
$('.action2').show();