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<?php #[Attribute(Attribute::TARGET_PROPERTY)] class PropertyAttributes { public function __construct( public readonly ?string $name = null, public readonly ?string $label = null, ) {} } #[Attribute(Attribute::TARGET_PROPERTY)] class IntegerPropertyAttributes extends PropertyAttributes { public function __construct( ?string $name = null, ?string $label = null, public readonly ?int $default = null, public readonly ?int $min = null, public readonly ?int $max = null, public readonly ?int $step = null, ) { parent::__construct($name, $label); } } #[Attribute(Attribute::TARGET_PROPERTY)] class FloatPropertyAttributes extends PropertyAttributes { public function __construct( ?string $name = null, ?string $label = null, public readonly ?float $default = null, public readonly ?float $min = null, public readonly ?float $max = null, ) { parent::__construct($name, $label); } } class MyClass { #[IntegerPropertyAttributes('prop','property: ',5,0,10,1)] public int $prop; } $refl = new ReflectionProperty('MyClass', 'prop'); $attributes = $refl->getAttributes(); foreach ($attributes as $attribute) { var_dump($attribute->getName()); var_dump($attribute->getArguments()); var_dump($attribute->newInstance()); }