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<?php class Test { private $_a = 10; public $b = 20; } $a = new Test; var_dump($a); $serialize = serialize($a); var_dump($serialize); $json = json_encode($serialize); var_dump($json); $jsonDecode = json_decode($json); $unserialize = unserialize($jsonDecode); var_dump($unserialize);
Output for 5.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
object(Test)#1 (2) { ["_a":"Test":private]=> int(10) ["b"]=> int(20) } string(48) "O:4:"Test":2:{s:8:"Test_a";i:10;s:1:"b";i:20;}" string(66) ""O:4:\"Test\":2:{s:8:\"\u0000Test\u0000_a\";i:10;s:1:\"b\";i:20;}"" object(Test)#2 (2) { ["_a":"Test":private]=> int(10) ["b"]=> int(20) }
Output for 5.2.2 - 5.2.17
object(Test)#1 (2) { ["_a:private"]=> int(10) ["b"]=> int(20) } string(48) "O:4:"Test":2:{s:8:"Test_a";i:10;s:1:"b";i:20;}" string(66) ""O:4:\"Test\":2:{s:8:\"\u0000Test\u0000_a\";i:10;s:1:\"b\";i:20;}"" object(Test)#2 (2) { ["_a:private"]=> int(10) ["b"]=> int(20) }
Output for 5.2.1
object(Test)#1 (2) { ["_a:private"]=> int(10) ["b"]=> int(20) } string(48) "O:4:"Test":2:{s:8:"Test_a";i:10;s:1:"b";i:20;}" string(56) ""O:4:\"Test\":2:{s:8:\"Test_a\";i:10;s:1:\"b\";i:20;}"" Notice: unserialize(): Error at offset 0 of 54 bytes in /in/kfJPD on line 15 bool(false)
Output for 5.2.0
object(Test)#1 (2) { ["_a:private"]=> int(10) ["b"]=> int(20) } string(48) "O:4:"Test":2:{s:8:"Test_a";i:10;s:1:"b";i:20;}" string(56) ""O:4:\"Test\":2:{s:8:\"Test_a\";i:10;s:1:\"b\";i:20;}"" bool(false)
Output for 5.0.0 - 5.1.6
object(Test)#1 (2) { ["_a:private"]=> int(10) ["b"]=> int(20) } string(48) "O:4:"Test":2:{s:8:"Test_a";i:10;s:1:"b";i:20;}" Fatal error: Call to undefined function json_encode() in /in/kfJPD on line 12
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/kfJPD 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/kfJPD 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/kfJPD on line 4
Process exited with code 255.