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run code in 500+ PHP versions simultaneously
<?php class A implements Serializable { function __construct($o) { $this->o = $o; } function serialize() { return serialize([$this->o]); } function unserialize($s) { $this->o = unserialize($s)[0]; } } $o = new stdClass; $r = unserialize(serialize([new A($o), new A($o)])); var_dump($r[0]->o === $r[1]->o);
Output for 8.2.0 - 8.2.31, 8.3.0 - 8.3.31, 8.4.1 - 8.4.22, 8.5.0 - 8.5.7
Deprecated: A implements the Serializable interface, which is deprecated. Implement __serialize() and __unserialize() instead (or in addition, if support for old PHP versions is necessary) in /in/t5YP8 on line 2 Deprecated: Creation of dynamic property A::$o is deprecated in /in/t5YP8 on line 4 Deprecated: Creation of dynamic property A::$o is deprecated in /in/t5YP8 on line 4 Deprecated: Creation of dynamic property A::$o is deprecated in /in/t5YP8 on line 10 Deprecated: Creation of dynamic property A::$o is deprecated in /in/t5YP8 on line 10 bool(true)
Output for 8.1.0 - 8.1.34
Deprecated: A 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/t5YP8 on line 2 bool(true)
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.33, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30
bool(true)
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[', expecting ')' in /in/t5YP8 on line 7
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[', expecting ')' in /in/t5YP8 on line 7
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting '{' in /in/t5YP8 on line 2
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 '{' in /in/t5YP8 on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `'{'' in /in/t5YP8 on line 2
Process exited with code 255.
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