php poo userClass

class Utilisateur {

    private $username;
    private $password;
    private $email;
    private $gender;
    private $avatar;

    public function userLoad($username, $password, $email, $gender, $avatar) {
        $this->username = $this->fullString($username);
        $this->password = $this->passwordEncrypt($password);
        $this->email = $this->fullString($email);
        $this->gender = $this->fullString($gender);
        $this->avatar = $this->fullString($avatar);
    }

    public function fullString($value) {
        return htmlentities($value);
    }
    public function passwordEncrypt($value) {
        return sha1(htmlentities($value));
    }

    //getters
    public function get_username() {
        return $this->username;
    }
    public function get_password() {
        return $this->password;
    }
    public function get_email() {
        return $this->email;
    }
    public function get_gender() {
        return $this->gender;
    }
    public function get_avatar() {
        return $this->avatar;
    }


    //setters
    public function set_username($username) {
        $this->username = $this->fullString($username);
    }
    public function set_email($email) {
        $this->email = $this->fullString($email);
    }
    public function set_gender($gender) {
        $this->gender = $this->fullString($gender);
    }
    public function set_avatar($avatar) {
        $this->avatar = $this->fullString($avatar);
    }
}

// UTILISATION :
$user = new Utilisateur();
$user->userLoad('zouki', 'votremdp', 'zouki.dev@gmail.com', 'g', 'none.png')
echo 'Username: '.$user->get_username().'<br/>';
echo 'Password: '.$user->get_password();