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→An Overview of Notifications
Although outside the scope of this book, the use of Firebase to initiate and send remote notifications is covered in detail in a companion book titled Firebase Essentials – Android Edition.
== An An Overview of Notifications ==
When a notification is initiated on an Android device, it appears as an icon in the status bar. Figure 58-1, for example, shows a status bar with a number of notification icons:

[[File:as3.0_notification_demo_sample_notification0_notification_with_actions.png]]
