<?php
   
   include("../include/db.php");
     extract($_POST);
       $rt = explode(',',$city);

       foreach($rt as $value)
        {
           echo  $value;

           $sql = "delete from tbl_del_challan  where id='$value'";
    		   $result = mysqli_query($con, $sql) or die(mysqli_error($con));

           
         }
   ?>