ikbwentime

		public function register($f_name, $l_name, $email, $password) {
			$conn = $this->connect();

			$passwordHash = password_hash($password, PASSWORD_BCRYPT, ['cost' => 8]);

			$sql = 'INSERT INTO localmanagers (voornaam, achternaam, email, wachtwoord) VALUES (:voornaam, :achternaam, :email, :wachtwoord)';

			$stmt = $conn->prepare($sql);

			$stmt->bindParam(':voornaam', $f_name);
			$stmt->bindParam(':achternaam', $l_name);
			$stmt->bindParam(':email', $email);
			$stmt->bindParam(':wachtwoord', $passwordHash);

			if ($stmt->execute()) {
				// $conn = nulĺ;
				return true;
			} else {
				$conn=null;
				return false;
			}
		}


-----------------------------------------------------------------------------------------------------------------


<!DOCTYPE html>
<html>
<head>
	<title>Register</title>
</head>
<body>
	<h1>Registreer hier!</h1>

<form action="register_verwerken.php" method="post">

	<table>
		<td>Naam</td>
		<td><input type="text" name="voornaam">
		</td></tr><tr>
		<td>achternaam</td>
		<td><input type="text" name="achternaam">
		</td></tr><tr>
		<td>email</td>
		<td><input type="email" name="email">
		</td></tr><tr>
		<td>wachtwoord</td>
		<td><input type="password" name="wachtwoord">
		</td></tr><tr>
		<td></td>
		<td><input type="submit" name="submit" value="Registreer nu">
		</td>
	</tr>

	</table>
</form>
</body>

---------------------------------------------------------------------------------------------------

<?php


function test_input($data) {
  $data = trim($data);
  $data = stripslashes($data);
  $data = htmlspecialchars($data);
  return $data;
}

if ($_SERVER["REQUEST_METHOD"] == "POST") {
  if (empty($_POST["voornaam"])) {
    $voornaamErr = "Name is required";
  } else {
    $voornaam = test_input($_POST["voornaam"]);
    // check if name only contains letters and whitespace
    if (!preg_match("/^[a-zA-Z ]*$/",$voornaam)) {
      $voornaamErr = "Only letters and white space allowed";
    }
  }

  if (empty($_POST["achternaam"])) {
    $achternaamErr = "Name is required";
  } else {
    $achternaam = test_input($_POST["achternaam"]);
    // check if name only contains letters and whitespace
    if (!preg_match("/^[a-zA-Z ]*$/",$achternaam)) {
      $achternaamErr = "Only letters and white space allowed";
    }
  }

  if (empty($_POST["email"])) {
    $emailErr = "Email is required";
  } else {
    $email = test_input($_POST["email"]);
    // check if e-mail address is well-formed
    if (!filter_var($email, FILTER_VALIDATE_EMAIL)) {
      $emailErr = "Invalid email format";
    }
  }

  $p = $_POST['wachtwoord'];
  $password = $p;

  if (isset($voornaam, $achternaam, $email, $password)) {

    require 'class.php';
    $user = new Port();

    $create = $user->register($voornaam, $achternaam, $email, $password);

    if ($create == true) {
      header('Location: login.php');
    } else {
        echo "mislukt";
    }
  } else {
      echo "er zijn fouten";
  }


}
?>