updateLineItemsQuantity( )

Updates the quantity of one or more line items in a checkout.

This endpoint is only for updating the quantity of line items. To entirely remove a line item from the checkout, use removeLineItems(). To add a new line item to the checkout, use addToCheckout().

This endpoint checks the amount of stock remaining for this line item. If the specified quantity is greater than the remaining stock, then the quantity returned in the response is the total amount of remaining stock.

Permission Scopes

For app development, you must have one of the following permission scopes:
Manage Stores - all permissions
Manage eCommerce - all permissions
Manage Orders
Learn more about permission scopes.
Method Declaration
Method Parameters

Checkout ID.


Line item info to update.

Return Type:Promise<UpdateLineItemsQuantityResponse>
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