Online PHP editor | refs for 8MsoA

<?php class testString { public $a = true; function __sleep() { return array('a', '1'); } } class testInteger { public $a = true; function __sleep() { return array('a', 1); } } $cs = new testString(); $ci = new testInteger(); $ss = @serialize($cs); echo $ss . "\n"; $si = @serialize($ci); echo $si . "\n"; var_dump(unserialize($ss)); var_dump(unserialize($si));