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run code in 150+ php & hhvm versions
Bugs & Features
<?php class ObjectWithReferences { protected $var1; protected $var2; protected $var3; public function __construct() { $this->var1 = new StdClass(); $this->var2 = null; $this->var3 = $this->var1; } } class WrapperObject implements Serializable { static $tempstorage; protected $obj; public function setObject($obj) { $this->obj = $obj; } public function getObject() { return $this->obj; } public function serialize() { return serialize($this->obj); } public function unserialize($serialized) { $this->obj = unserialize($serialized); } } $owr = new ObjectWithReferences(); $wrapper = new WrapperObject(); $wrapper->setObject($owr); var_dump($wrapper->getObject()); $wrapper = unserialize(serialize($wrapper)); var_dump($wrapper->getObject());
Output for 5.3.0 - 5.6.28, hhvm-3.10.0 - 3.13.2, 7.0.0 - 7.1.0
object(ObjectWithReferences)#1 (3) { ["var1":protected]=> object(stdClass)#2 (0) { } ["var2":protected]=> NULL ["var3":protected]=> object(stdClass)#2 (0) { } } object(ObjectWithReferences)#5 (3) { ["var1":protected]=> object(stdClass)#6 (0) { } ["var2":protected]=> NULL ["var3":protected]=> object(stdClass)#6 (0) { } }
Output for 5.1.0 - 5.2.17
object(ObjectWithReferences)#1 (3) { ["var1:protected"]=> object(stdClass)#2 (0) { } ["var2:protected"]=> NULL ["var3:protected"]=> object(stdClass)#2 (0) { } } object(ObjectWithReferences)#5 (3) { ["var1:protected"]=> object(stdClass)#6 (0) { } ["var2:protected"]=> NULL ["var3:protected"]=> object(stdClass)#6 (0) { } }
Output for 5.0.5
Fatal error: Interface 'Serializable' not found in /in/A0KEp on line 16
Process exited with code 255.
Output for 5.0.0 - 5.0.4
Fatal error: Class 'Serializable' not found in /in/A0KEp on line 16
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/A0KEp 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/A0KEp 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/A0KEp on line 4
Process exited with code 255.