Untitled

class DbHandler {

private $conn;

function __construct() {
    require_once dirname(__FILE__) . '/DbConnect.php';
    // opening db connection
    $db = new DbConnect();
    $this->conn = $db->connect();
}
  public function updateProfile($profile_picture, $username,$businessname, $town ) {


   $stmt = $this->conn->prepare("SELECT profile_information,username,businessname,town from profile_information WHERE phone = profile_id= ?");
   $stmt = $this->conn->prepare("UPDATE profile_information set profile_picture = ?, username= ?, businessname= ?, town= ? where profile_id= ?");
    $stmt->bind_param("ssssi",$profile_picture, $username, $businessname, $town,$profile_id);
    $stmt->execute();
   $stmt->close();
}

  }

include './DbHandler.php';
       $db = new DbHandler();
     if (  isset($_POST['profile_picture']) && isset($_POST['username']) &&    isset($_POST['businessname']) && isset($_POST['town'])!= '') {

  $profile_picture = $_POST['profile_picture'];
 $username = $_POST['username'];
 $businessname = $_POST['businessname'];
 $town = $_POST['town'];

 $response = $db->updateProfile( $profile_picture, $username, $businessname,     $town);
                }
             ?>

<!doctype html>
                       <html lang="en"
                           <body>
                       <form name="uploadForm" method="post"  action="update_profile.php" >
                       <label>profilep</label>  <input type="text"  name="profile_picture" > <br><br>
                        <label>Uname</label>  <input type="text" name="username" > <br> <br>
                        <label>BName</label>  <input type="text" name="businessname" >             <br><br>
                       <label>Town </label>   <input type="text" name="town" > <br><br>
                       <input type="submit" name="submit" value="Submit" />
                     </form>
                      </body>
                     </html>