public function all(array $params = array())
    {
        $data = $this->request('/admin/checkouts.json', 'GET', $params);
        return $this->createCollection(AbandonedCheckout::class, $data['checkouts']);
    }
public function all(array $params = array())
    {
        $data = $this->request('/admin/checkouts.json', 'GET', $params);
        return $this->createCollection(AbandonedCheckout::class, $data['checkouts']);
    }
public function all ( array $ params = array ( ) ) { $ data = $ this -> request ( '/admin/checkouts.json' , 'GET' , $ params ) ; return $ this -> createCollection ( AbandonedCheckout :: class , $ data [ 'checkouts' ] ) ; }
List all abandonded checkouts

@link   https://help.shopify.com/api/reference/abandoned_checkouts#index
@param  array $params
@return AbandonedCheckout[]
List all abandonded checkouts