$picker->itemsToArray() Converts all given items to an associative array that is already optimized for the panel picker component. kirby/src/Cms/Picker.php#L91 $picker->itemsToArray(\Kirby\Cms\Collection|null $items = null): array Parameters Name Type Default $items Kirby\Cms\Collection|null null Return type array Parent class Kirby\Cms\Picker