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Core Data iOS Essentials by B.M. Harwani

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An application output sample

Let's take a look at how the application works. When the program is started, the initial view will appear, as shown in the following given image (a). The top of the view holds a navigation bar with two bar button items: Edit and +. At the bottom of the view is a toolbar holding a bar button item called Master Product Information. The title in the navigation bar, Customers List, tells us that the two bar button items (Edit and +) are concerned with editing and adding customer information, respectively. The bar button item, Master Product Information, is used to store product data: name, price, quantity, and the product image.

Entering Master Product Information

We begin by entering the product data, Master Product Information ...

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