BaseForm::getConfig

public function getConfig(): array
{
	$config = $this->collectFieldConfigs();

	foreach ($config as &$column)
	{
		usort(
			$column['elements'],
			static function ($a, $b)
			{
				$sortA = $a['sort'] ?? PHP_INT_MAX;
				$sortB = $b['sort'] ?? PHP_INT_MAX;

				return $sortA <=> $sortB;
			}
		);
	}

	return array_values($config);
}