static function FirstChildOf (Content $content)
    {
        $provider = self::GetTreeProvider($content);
        if (!$provider)
        {
            return null;
        }
        $item = $provider->ItemByContent($content);
        return $provider->ContentByItem($provider->FirstChildOf($item));
    }
static function FirstChildOf (Content $content)
    {
        $provider = self::GetTreeProvider($content);
        if (!$provider)
        {
            return null;
        }
        $item = $provider->ItemByContent($content);
        return $provider->ContentByItem($provider->FirstChildOf($item));
    }
static function FirstChildOf ( Content $ content ) { $ provider = self :: GetTreeProvider ( $ content ) ; if ( ! $ provider ) { return null ; } $ item = $ provider -> ItemByContent ( $ content ) ; return $ provider -> ContentByItem ( $ provider -> FirstChildOf ( $ item ) ) ; }
Returns the first child of the content
@param Content $content The parent content
@return Content Returns the first child in the tree
Returns the first child of the content