--TEST-- ReflectionParameter::isDefault() --FILE-- myprop = null; $ro = new ReflectionObject($a); $props = $ro->getProperties(); $prop1 = $props[0]; var_dump($prop1->isDefault()); $prop2 = $props[1]; var_dump($prop2->isDefault()); var_dump($ro->getProperty('defprop')->isDefault()); var_dump($ro->getProperty('myprop')->isDefault()); $prop1 = new ReflectionProperty($a, 'defprop'); $prop2 = new ReflectionProperty($a, 'myprop'); var_dump($prop1->isDefault()); var_dump($prop2->isDefault()); ?> ==DONE== --EXPECT-- bool(true) bool(false) bool(true) bool(false) bool(true) bool(false) ==DONE==