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<?php
namespace Encore\Admin\Grid\Concerns;
use Closure;
use Encore\Admin\Grid\Tools\Header;
trait HasHeader
{
/**
* @var Closure
*/
protected $header;
* Set grid header.
*
* @param Closure|null $closure
* @return $this|Closure
public function header(Closure $closure = null)
if (!$closure) {
return $this->header;
}
$this->header = $closure;
return $this;
* @return string
public function renderHeader()
if (!$this->header) {
return '';
return (new Header($this))->render();