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run code in 150+ php & hhvm versions
Bugs & Features
<?php class Foo implements \JsonSerializable { protected $bar; protected $foobar; public $mybar; public function getBar() { return $this->bar; } public function jsonSerialize() { return ['mybar'=>'foo']; } } var_dump(json_encode(new Foo));
Output for 5.4.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
string(15) "{"mybar":"foo"}"
Output for 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/ri6Wq on line 16
Process exited with code 255.
Output for 5.1.0 - 5.2.17
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/ri6Wq on line 3 Parse error: syntax error, unexpected '[' in /in/ri6Wq on line 16
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/ri6Wq on line 3 Parse error: parse error, unexpected '[' in /in/ri6Wq on line 16
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting '{' in /in/ri6Wq on line 3
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 '{' in /in/ri6Wq on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `'{'' in /in/ri6Wq on line 3
Process exited with code 255.