OverLord Shell

<?php session_start();
require_once("db/conn.php");

$area="";
if(isset($_POST['area']))$area=$_POST['area'];

 $areaq="SELECT * FROM otms_states_cities_area WHERE citysrno='".$_POST['city']."' ORDER BY area";
$arear=$conn->query($areaq);
?>
<option value="">Select</option>
<?php
while($arearow=$arear->fetch_assoc()){
?>
<option value="<?php echo $arearow['areasrno']?>"<?php if($arearow['areasrno']==$area)echo " selected"?>><?php echo $arearow['area']?></option>
<?php
}
$arear->free();
$conn->close();
?>