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run code in 150+ php & hhvm versions
Bugs & Features
<?php class A { public $a = array(); public function __construct() { $this->a[] = new B(1); $this->a[] = new B(2); } } class B implements Serializable { public $b; public function __construct($c) { $this->b = new C($c); } public function serialize() { return serialize(clone $this->b); } public function unserialize($data) { $this->b = unserialize($data); } } class C { public $c; public function __construct($c) { $this->c = $c; } } print_r(serialize(unserialize(serialize(new A()))));
Output for 5.1.0 - 5.3.29, 5.4.22 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
O:1:"A":1:{s:1:"a";a:2:{i:0;C:1:"B":24:{O:1:"C":1:{s:1:"c";i:1;}}i:1;C:1:"B":24:{O:1:"C":1:{s:1:"c";i:2;}}}}
Output for 5.4.0 - 5.4.21
Fatal error: __clone method called on non-object in /in/MNYs3 on line 24
Process exited with code 255.
Output for 5.0.5
Fatal error: Interface 'Serializable' not found in /in/MNYs3 on line 13
Process exited with code 255.
Output for 5.0.0 - 5.0.4
Fatal error: Class 'Serializable' not found in /in/MNYs3 on line 13
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/MNYs3 on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/MNYs3 on line 4
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/MNYs3 on line 4
Process exited with code 255.