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34 lines
1.2 KiB
Markdown
34 lines
1.2 KiB
Markdown
---
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nav-title: "application How-To"
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title: "application"
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description: "Examples for using application"
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previous_url: /ApiReference/application/HOW-TO
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---
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# Application
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The Application module provides abstraction over the platform-specific Application implementations.
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It is the main BCL module and is required for other BCL modules to work properly.
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The default bootstrap.js implementation for each platform loads and initializes this module.
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<snippet id='application-require'/>
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The pre-required `app` module is used throughout the following code snippets.
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### Checking the target platform
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Use the following code in case you need to check somewhere in your code the platform you are running against:
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<snippet id='application-app-check'/>
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### Using the Android-specific implementation
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Accessing the Android-specific object instance (will be undefined if running on iOS)
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<snippet id='application-app-android'/>
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### Using the Android Application context
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<snippet id='application-app-android-context'/>
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### Tracking the current Activity
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<snippet id='application-app-android-current'/>
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### Registering a Broadcast Receiver (Android)
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<snippet id='application-app-android-broadcast'/>
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### Adding a Notification Observer (iOS)
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<snippet id='application-ios-observer'/>
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