Broadcast receiver registration A total of two forms: static registration and dynamic registration.
The difference between the two and their received broadcasts:
1. Dynamically registered broadcasts are always faster than statically registered broadcasts, regardless of the high priority setting of the static registration, regardless of how low the dynamic registration priority is.
2. Dynamic registration broadcasts are not resident broadcasts, which means that the broadcast follows the activity's life cycle. Note: Remove the broadcast receiver before the activity ends.
Static registration is permanent, that is, even if the app has exited, there will be a corresponding broadcast issued, still can receive, but this kind of description from the beginning of Android 3.1 may no longer be established.
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3. Under the same priority, who starts first, who will receive the broadcast first.
Differences between dynamically registered broadcasts and statically registered broadcasts