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<?php class Foo { public $bar; } $instance = new Foo; unset($instance->bar); var_dump((new ReflectionProperty(Foo::class, 'bar'))->getValue($instance));
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.31, 8.3.0 - 8.3.31, 8.4.1 - 8.4.22, 8.5.0 - 8.5.7
Warning: Undefined property: Foo::$bar in /in/vdOjh on line 12 NULL
Output for 7.0.7 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined property: Foo::$bar in /in/vdOjh on line 12 NULL
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.6, 7.3.32 - 7.3.33
NULL
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