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<?php class MyClass { public static $myStaticProperty; public $myInstanceProperty; } $staticPropertyName = 'myStaticProperty'; $instancePropertyName = 'myInstanceProperty'; MyClass::${$staticPropertyName} = 'my static value'; $obj = new MyClass(); $obj->{$instancePropertyName} = 'my instance value'; var_dump(MyClass::${$staticPropertyName}); var_dump($obj->{$instancePropertyName});