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<?php class example{ /*Member variables*/ protected $b = array(); public function &__get($name) { return $this->$name; } public function __set($name, $value) { $this->$name = $value; } } $fun = new example(); $x = &$fun->b; $x[] = 42; var_dump($fun->b); $fun->b[] = 42; var_dump($fun->b);
Output for 5.1.0 - 5.1.6, 5.2.1 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.7, 7.2.29 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
array(1) { [0]=> int(42) } array(2) { [0]=> int(42) [1]=> int(42) }
Output for 5.2.0
Notice: Indirect modification of overloaded property example::$b has no effect in /in/iOeFo on line 21 array(0) { } Notice: Indirect modification of overloaded property example::$b has no effect in /in/iOeFo on line 26 array(0) { }
Output for 5.0.0 - 5.0.5
Fatal error: Cannot access protected property example::$b in /in/iOeFo on line 21
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/iOeFo on line 6
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/iOeFo on line 6
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/iOeFo on line 6
Process exited with code 255.

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