March 2019
Intermediate to advanced
580 pages
15h 3m
English
Content preview from Drupal 8 Module Development - Second Edition
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Content entities
Let's now examine entities and fields and see how they make use of the TypedData API for modeling the data they store and manage. This will also help you better understand how data is organized when you are debugging entities and their fields.
The main place where data is stored and modeled is fields. As we saw, we have two types: base fields and configurable fields. However, when it comes to TypedData, they do not differ very much. They both use the FieldItemList DataType plugin (either directly or a subclass). In terms of definitions, base fields use BaseFieldDefinition instances while configurable fields use FieldConfig instances. The latter are slightly more complicated because they are actually configuration entities ...
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