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<?php
declare(strict_types=1);
namespace PrinsFrank\PhpStrictModels\Rule;
use Attribute;
use PrinsFrank\PhpStrictModels\Enum\Type;
#[Attribute]
class SmallerThan implements Rule
{
public function __construct(private float|int $smallerThan){}
public function applicableToTypes(): array
return [Type::float, Type::int, Type::array, Type::string];
}
/**
* @param int|float|string|mixed[] $value
*/
public function isValid(mixed $value): bool
if (is_array($value)) {
return count($value) < $this->smallerThan;
if (is_string($value)) {
return mb_strlen($value) < $this->smallerThan;
return $value < $this->smallerThan;
public function getMessage(): string
return 'Should be smaller than ' . $this->smallerThan;
PrinsFrank /
php-validated-properties
