3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class c1 { public $a = 1; public $b = 2; } class c2 implements Serializable { public $a = 1; public $b = 2; public function serialize() { return 's:1:"a";i:1;s:1:"b";i:2;'; } public function unserialize($str) { $this->a = 3; } public function __wakeup() { echo $this->a; } } $o1 = new c1; $o2 = new c2; echo $o_str = serialize($o1) . "\n"; echo $c_str = serialize($o2) . "\n"; $o_str = str_replace($o_str, "c1", "c2"); //$o1 = unserialize($o_str); $o2 = unserialize($c_str);
Output for 5.1.0 - 7.1.0
O:2:"c1":2:{s:1:"a";i:1;s:1:"b";i:2;} C:2:"c2":24:{s:1:"a";i:1;s:1:"b";i:2;}
Output for 5.0.5
Fatal error: Interface 'Serializable' not found in /in/O68ll on line 7
Process exited with code 255.
Output for 5.0.0 - 5.0.4
Fatal error: Class 'Serializable' not found in /in/O68ll on line 7
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/O68ll 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 T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/O68ll on line 3
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/O68ll on line 3
Process exited with code 255.