The difference between «window.customerData», «Magento_Customer/js/customer-data», and «Magento_Customer/js/model/customer» on a frontend checkout page

[dmitrii_fediuk]

1. window.customerData

1.1. A registered customer

1.2. A guest customer (a «guest checkout»)

2. Magento_Customer/js/customer-data

2.1. A registered customer

2.2. A guest customer (a «guest checkout»)

3. Magento_Customer/js/model/customer

3.1. A registered customer

The customerData property of the Magento_Customer/js/model/customer object references the same object as window.customerData:

3.2. A guest customer (a «guest checkout»)

[dmitrii_fediuk]

See also:

• How to get the customer’s data on the frontend checkout page’s client side (with JavaScript)?
• frontend-checkout-customer-data - tagged articles.