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run code in 150+ php & hhvm versions
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<?php class Foo { protected $a = 'protected_prop'; private $b = 'private_prop'; function out(){ var_dump($this->a); var_dump($this->b); } } // reading $F = new Foo(); $data = (array)$F; var_dump($data["\0*\0a"]); var_dump($data["\0Foo\0b"]); // writing $F = serialize($F); var_dump($F); $F = str_replace('protected_prop','new_protected_prop',$F); $F = str_replace('private_prop','new_private_prop',$F); $F = preg_replace_callback ( '!s:(\d+):"(.*?)";!', function($match) { return ($match[1] == strlen($match[2])) ? $match[0] : 's:' . strlen($match[2]) . ':"' . $match[2] . '";'; },$F ); $F = unserialize($F); $F->out();
Output for 5.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
string(14) "protected_prop" string(12) "private_prop" string(80) "O:3:"Foo":2:{s:4:"*a";s:14:"protected_prop";s:6:"Foob";s:12:"private_prop";}" string(18) "new_protected_prop" string(16) "new_private_prop"
Output for 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/Na71R on line 25
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/Na71R on line 25
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/Na71R 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/Na71R 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/Na71R on line 4
Process exited with code 255.