$page->parentModel()
Returns the parent model, which can either be another Page or the Site
$page->parentModel(): Kirby\Cms\Page|Kirby\Cms\Site
Return types
Kirby\Cms\Page
orKirby\Cms\Site
Returns the parent model, which can either be another Page or the Site
$page->parentModel(): Kirby\Cms\Page|Kirby\Cms\Site
Kirby\Cms\Page
orKirby\Cms\Site