<?php

// once you add the magical setter and getter
// you can can access any private fields as usual
// but you can also develop custom setter and getter if you want
$user = new MagicUser();
$user->username = "test";
$user->password = "pass";
echo $user->username; // will print Test not test.

// magical setter and getter
class MagicUser{
  private $username;

  private $password;

  public function setUsername($username){
    $this->username = ucfirst($username);
  }

  public function __set($name , $value){
    $setter = 'set'.ucfirst($name);
    if(method_exists($this,$setter)){
      $this->$setter($value);
    }else{
      $this->$name = $value;
    }
  }

  public function __get($name){
    $getter = 'get'.ucfirst($name);
    if(method_exists($this,$getter)){
      return $this->$getter();
    }else{
      return $this->$name;
    }
  }
}