<?php include('includes/config/config.php'); $question_category = $_POST['checkup_section_id']; if(!empty($question_category)){ $query="select * from checkup_parameter where checkup_form_section_id='$checkup_section_id' order by checkup_parameter_id"; $result=mysqli_query($conn,$query); error_log("query" .$query); ?> <option value="" disabled selected>Select Parameter</option> <?php while($row=mysqli_fetch_array($result)) { ?> <option value="<?php echo $row['checkup_parameter_id'];?>"><?php echo $row['parameter_name'];?></option> <?php } } ?>