magic method get php

1/*
2The following function names are magical in PHP classes. 
3You cannot have functions with these names in any of 
4your classes unless you want the magic functionality 
5associated with them.
6*/
7__construct(), 
8__destruct(), 
9__call(), 
10__callStatic(), 
11__get(), 
12__set(),
13__isset(), 
14__unset(), 
15__sleep(), 
16__wakeup(), 
17__serialize(),
18__unserialize(), 
19__toString(), 
20__invoke(), 
21__set_state(), 
22__clone(), 
23 __debugInfo() 

1<?php
2 
3class Person{
4 private $firstName;
5 
6 public function __get($propertyName){
7 echo "attempted to read non-existing property: $propertyName 
8";
9 } 
10 public function __set($propertyNane, $propertyValue){
11 echo "attempted to write to non-existing property: $propertyNane 
12";
13 } 
14 
15}
16 
17$p = new Person();
18 
19$p->firstName = 'Doe';
20echo $p->firstName;
21 
22$p->lastName = 'John';
23echo $p->lastName;
24