NullDefinition.php

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<?php
 
declare(strict_types=1);
 
namespace ILIAS\MetaData\Structure\Definitions;
 
use ILIAS\MetaData\Elements\Data\Type;
 
class NullDefinition implements DefinitionInterface
{
    public function name(): string
    {
        return 'null';
    }
 
    public function unique(): bool
    {
        return false;
    }
 
    public function dataType(): Type
    {
        return Type::NULL;
    }
}