---
title: BaseCartLineConnection - Storefront API
description: |
  An auto-generated type for paginating through multiple BaseCartLines.
api_version: 2026-04
api_name: storefront
type: connection
api_type: graphql
source_url:
  html: >-
    https://shopify.dev/docs/api/storefront/latest/connections/BaseCartLineConnection
  md: >-
    https://shopify.dev/docs/api/storefront/latest/connections/BaseCartLineConnection.md
---

# Base​Cart​Line​Connection

connection

An auto-generated type for paginating through multiple BaseCartLines.

## Fields with this connection

* [Cart.lines](https://shopify.dev/docs/api/storefront/latest/objects/Cart#field-Cart.fields.lines)

  OBJECT

  A cart represents the merchandise that a buyer intends to purchase, and the estimated cost associated with the cart, throughout a customer's session.

  Use the [`checkoutUrl`](https://shopify.dev/docs/api/storefront/current/objects/Cart#field-checkoutUrl) field to direct buyers to Shopify's web checkout to complete their purchase.

  Learn more about [interacting with carts](https://shopify.dev/docs/storefronts/headless/building-with-the-storefront-api/cart/manage).

* [Cart​Delivery​Group.cartLines](https://shopify.dev/docs/api/storefront/latest/objects/CartDeliveryGroup#field-CartDeliveryGroup.fields.cartLines)

  OBJECT

  Groups cart line items that share the same delivery destination. Each group provides the available [`CartDeliveryOption`](https://shopify.dev/docs/api/storefront/current/objects/CartDeliveryOption) choices for that address, along with the customer's selected option.

  Access through the [`Cart`](https://shopify.dev/docs/api/storefront/current/objects/Cart) object's `deliveryGroups` field. Items are grouped by merchandise type (one-time purchase vs subscription), allowing different delivery methods for each.

***

## Possible returns

* edges

  [\[Base​Cart​Line​Edge!\]!](https://shopify.dev/docs/api/storefront/latest/objects/BaseCartLineEdge)

  non-null

  A list of edges.

* nodes

  [\[Base​Cart​Line!\]!](https://shopify.dev/docs/api/storefront/latest/interfaces/BaseCartLine)

  non-null

  A list of the nodes contained in BaseCartLineEdge.

* page​Info

  [Page​Info!](https://shopify.dev/docs/api/storefront/latest/objects/PageInfo)

  non-null

  Information to aid in pagination.

***

## Map

### Fields with this connection

* [Cart.lines](https://shopify.dev/docs/api/storefront/latest/objects/Cart#field-Cart.fields.lines)
* [Cart​Delivery​Group.cartLines](https://shopify.dev/docs/api/storefront/latest/objects/CartDeliveryGroup#field-CartDeliveryGroup.fields.cartLines)

### Possible returns

* [Base​Cart​Line​Connection.edges](https://shopify.dev/docs/api/storefront/latest/connections/BaseCartLineConnection#returns-edges)
* [Base​Cart​Line​Connection.nodes](https://shopify.dev/docs/api/storefront/latest/connections/BaseCartLineConnection#returns-nodes)
* [Base​Cart​Line​Connection.pageInfo](https://shopify.dev/docs/api/storefront/latest/connections/BaseCartLineConnection#returns-pageInfo)