<title>jQuery :disabled Selector Select Disabled Selectbox Option Element</title>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js"></script>
$(document).ready(function(){ $( ".mydformselectdisabled :disabled" ).css("background", "yellow");<h2>jQuery :disabled Selector Select Disabled Selectbox Option Element</h2>
<form action="#" class="mydformselectdisabled">
<input type="text" name="name" placeholder="Enter your name..."><br><br>
<select name="country" disabled>
<option value="India">India</option>
<option value="India">Australia</option>
<option value="India">USA</option>
<option value="India">Germany</option>
<button type="button" name="submit">Submit</button>