3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { private $a; private $b; public function __construct($a) { $this->a = $a; $this->b = $a; } public function __sleep() { return array('a', 'b'); } public function __wakeUp() { $this->__construct($this->a); } public function getA() { return $this->a; } public function getB() { return $this->b; } } class B implements \Serializable { private $a; private $b; public function __construct($a) { $this->a = $a; $this->b = $a; } public function serialize() { return serialize(array($this->a, $this->b)); } public function unserialize($serialized) { list($this->a, $this->b) = unserialize($serialized); $this->__construct($this->a); } public function getA() { return $this->a; } public function getB() { return $this->b; } } class C { private $a; private $b; public function __construct($a) { $this->a = $a; $this->b = $a; } public function getA() { return $this->a; } public function getB() { return $this->b; } } $a = new A('a'); $b = new B('b'); $c = new C('c'); $b->unserialize('C:1:"B":30:{a:2:{i:0;s:1:"b";i:1;s:1:"b";}}'); var_dump($b); $b->unserialize('C:1:"A":30:{a:2:{i:0;s:1:"b";i:1;s:1:"b";}}'); var_dump($b); $serializedA = serialize($a); $serializedB = serialize($b); $serializedC = serialize($c); var_dump($serializedA); var_dump($serializedB); var_dump($serializedC);
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Deprecated: B implements the Serializable interface, which is deprecated. Implement __serialize() and __unserialize() instead (or in addition, if support for old PHP versions is necessary) in /in/obGSE on line 35 Fatal error: Uncaught Error: Cannot use object of type B as array in /in/obGSE:53 Stack trace: #0 /in/obGSE(95): B->unserialize('C:1:"B":30:{a:2...') #1 {main} thrown in /in/obGSE on line 53
Process exited with code 255.
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30
Fatal error: Uncaught Error: Cannot use object of type B as array in /in/obGSE:53 Stack trace: #0 /in/obGSE(95): B->unserialize('C:1:"B":30:{a:2...') #1 {main} thrown in /in/obGSE on line 53
Process exited with code 255.
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Fatal error: Cannot use object of type B as array in /in/obGSE on line 53
Process exited with code 255.
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/obGSE on line 35 Fatal error: Cannot use object of type B as array in /in/obGSE on line 53
Process exited with code 255.
Output for 5.0.5
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/obGSE on line 35 Fatal error: Interface 'Serializable' not found in /in/obGSE on line 35
Process exited with code 255.
Output for 5.0.0 - 5.0.4
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/obGSE on line 35 Fatal error: Class 'Serializable' not found in /in/obGSE on line 35
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/obGSE on line 5
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/obGSE on line 5
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/obGSE on line 5
Process exited with code 255.
preferences:
276.68 ms | 401 KiB | 459 Q