Untitled

<?php
  include("../assets/php/auth.php");
  include("../assets/php/config.php");
  include("../assets/php/pdo.php");

  if(isset($_POST['change'])){
    $rankname = $_POST['rankname'];
    $request_1 = $_POST['request_1'];
    $request_2 = $_POST['request_2'];
    $request_3 = $_POST['request_3'];
    $request_4 = $_POST['request_4'];
    $request_5 = $_POST['request_5'];
    $id = $_GET['id'];

    $stmt_update_ranks = $pdo->prepare("UPDATE ranks SET rankname=? WHERE id=?");
    $stmt_update_ranks->execute(array($rankname,$id));
    $stmt_update_request = $pdo->prepare("UPDATE request SET request_1=?, request_2=?, request_3, request_4, request_5 WHERE id=?");
    $stmt_update_request->execute(array($request_1,$request_2,$request_3,$request_4,$request_5,$id));
    header("Location: change.php");
  }
?>
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title><?php echo $title; ?></title>
<link rel="stylesheet" href="assets/css/bootstrap.css">
<link rel="stylesheet" href="assets/css/style.css">
<script src="assets/js/bootstrap.js"></script>
</head>

<body>
  <?php
    $id = $_GET['id'];
    $stmt = $pdo->query("SELECT * FROM ranks WHERE id=$id");
    $stmt_request = $pdo->query("SELECT * FROM request WHERE id=$id");
    $rows = $stmt->rowCount();
    if($rows > 0){
      $row = $stmt->fetch();
      $row_request = $stmt_request->fetch();
      if($row_request['request_2'] == 'Null'){
        $row_request['request_2'] = '';
      }
      if($row_request['request_3'] == 'Null'){
        $row_request['request_3'] = '';
      }
      if($row_request['request_4'] == 'Null'){
        $row_request['request_4'] = '';
      }
      if($row_request['request_5'] == 'Null'){
        $row_request['request_5'] = '';
      }
      echo '<form method="post">
              <input type="text" name="rankname" value="'.$row['rankname'].'" placeholder="Rang" requierd><br>
              <input type="text" name="request_1" value="'.$row_request['request_1'].'" placeholder="Anforderung" required><br>
              <input type="text" name="request_2" value="'.$row_request['request_2'].'" placeholder="Anforderung"><br>
              <input type="text" name="request_3" value="'.$row_request['request_3'].'" placeholder="Anforderung"><br>
              <input type="text" name="request_4" value="'.$row_request['request_4'].'" placeholder="Anforderung"><br>
              <input type="text" name="request_5" value="'.$row_request['request_5'].'" placeholder="Anforderung"><br>
              <input type="submit" name="change" value="Ändern">
            </form>
      ';
    }else{
      header("Location: change.php");
    }


  ?>

</body>
</html>