Online PHP editor | refs for EA0qZ

<?php class Test1 { public function __construct(&$x){ ++$x; echo "You sent me $x\n"; } } $a = 8; $o = new Test1($b = $a); var_dump($b,$b == $GLOBALS['b']); class Test2 { public function __construct(&$x){ ++$x; echo "You sent me $x\n"; } } $a = 8; $o = new Test2($b = &$a); var_dump($b,$b == $GLOBALS['b']);