3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?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('bla'); $serializedA = serialize($a); $serializedB = serialize($b); $serializedC = serialize($c); var_dump($serializedA); var_dump($serializedB); var_dump($serializedC);
Output for 5.3.0 - 5.6.28, 7.0.0 - 7.1.0
Notice: unserialize(): Error at offset 0 of 3 bytes in /in/nVnK8 on line 53 string(50) "O:1:"A":2:{s:4:"Aa";s:1:"a";s:4:"Ab";s:1:"a";}" string(31) "C:1:"B":18:{a:2:{i:0;N;i:1;N;}}" string(50) "O:1:"C":2:{s:4:"Ca";s:1:"c";s:4:"Cb";s:1:"c";}"
Output for hhvm-3.12.0
Notice: Unable to unserialize: [bla]. Expected ':' but got 'l'. in /in/nVnK8 on line 53 string(50) "O:1:"A":2:{s:4:"Aa";s:1:"a";s:4:"Ab";s:1:"a";}" string(31) "C:1:"B":18:{a:2:{i:0;N;i:1;N;}}" string(50) "O:1:"C":2:{s:4:"Ca";s:1:"c";s:4:"Cb";s:1:"c";}"
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.1.0 - 5.2.17
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/nVnK8 on line 35 Notice: unserialize(): Error at offset 0 of 3 bytes in /in/nVnK8 on line 53 string(50) "O:1:"A":2:{s:4:"Aa";s:1:"a";s:4:"Ab";s:1:"a";}" string(31) "C:1:"B":18:{a:2:{i:0;N;i:1;N;}}" string(50) "O:1:"C":2:{s:4:"Ca";s:1:"c";s:4:"Cb";s:1:"c";}"
Output for 5.0.5
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/nVnK8 on line 35 Fatal error: Interface 'Serializable' not found in /in/nVnK8 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/nVnK8 on line 35 Fatal error: Class 'Serializable' not found in /in/nVnK8 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/nVnK8 on line 5
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/nVnK8 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/nVnK8 on line 5
Process exited with code 255.