Updates a specified cart's properties.
The updateCart() function returns a Promise that resolves when the specified cart's properties are updated.
Notes:
lineItems.catalogReference.appId and lineItems.catalogReference.catalogItemId fields are required.ID of the cart to be updated.
Available options to use when updating a cart.
There is 1 error with this status code.
This method may also return standard errors. Learn more about standard Wix errors.