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<?php ini_set('unserialize_callback_func', 'mycallback'); function mycallback($classname) { echo $classname; } $serialized_text = 'O:8:"MyClass1":0:{}'; $result = unserialize($serialized_text); var_dump($result);
Output for git.master, git.master_jit, rfc.property-hooks
MyClass1 Warning: unserialize(): Function mycallback() hasn't defined the class it was called for in /in/5tH65 on line 9 object(__PHP_Incomplete_Class)#1 (1) { ["__PHP_Incomplete_Class_Name"]=> string(8) "MyClass1" }

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