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<?php | |
class A | |
{ | |
private $test; | |
public function __get($name) | |
{ | |
$getter = 'get' . $name; | |
if (method_exists($this, $getter)) { | |
return $this->$getter(); | |
} | |
} | |
public function __set($name, $value) | |
{ | |
$setter = 'set' . $name; | |
if (method_exists($this, $setter)) { | |
return $this->$setter($value); | |
} | |
} | |
public function __isset($name) | |
{ | |
$getter = 'get' . $name; | |
if (method_exists($this, $getter)) { | |
return $this->$getter() !== null; | |
} | |
} | |
public function __unset($name) | |
{ | |
$setter = 'set' . $name; | |
if (method_exists($this, $setter)) { | |
return $this->$setter(null); | |
} | |
} | |
public function getTest() | |
{ | |
return $this->test; | |
} | |
public function setTest($value) | |
{ | |
$this->test = $value; | |
} | |
} | |
$a = new A(); | |
var_dump(isset($a->test)); // false | |
var_dump($a->test); // null | |
$a->test = 'test'; | |
var_dump(isset($a->test)); // true | |
var_dump($a->test); // test | |
unset($a->test); | |
var_dump(isset($a->test)); // false | |
var_dump($a->test); // null |
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