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<?php
declare(strict_types=1);
namespace Swis\JsonApi\Client\Concerns;
trait HasId
{
/**
* @var string|null
*/
protected $id;
public function getId(): ?string
return $this->id;
}
* @return static
public function setId(?string $id)
$this->id = $id;
return $this;
public function hasId(): bool
return isset($this->id);