How to programmatically check on the frontend checkout screen client side (with JavaScript) whether the customer is authenticated (logged in)?

Development Checkout

dmitry_fedyuk (Dmitrii Fediuk) April 20, 2016, 12:35pm 1

Method 1.

How is the isLoggedIn() method of the «Magento_Customer/js/model/customer» object implemented and used?

Mehod 2.

How is the window.isCustomerLoggedIn implemented and used?

How to Add Date of Birth field in billing address only guest user in checkout page?

How is the isLoggedIn() method of the «Magento_Customer/js/model/customer» object implemented and used?

How is the window.isCustomerLoggedIn implemented and used?