What is getIntExtra default value?

The method getIntExtra() returns the value of an item previously added with putExtra(), or the default value if none was found.

What is getIntent in Android?

you can retrieve this data using getIntent in the new activity: Intent intent = getIntent(); intent. getExtra(“someKey”) So, it’s not for handling returning data from an Activity, like onActivityResult, but it’s for passing data to a new Activity. Follow this answer to receive notifications.

What is Intent putExtra?

Intents are asynchronous messages which allow Android components to request functionality from other components of the Android system. For example an Activity can send an Intents to the Android system which starts another Activity . putExtra() adds extended data to the intent.

What is a java Intent?

Android Intent is the message that is passed between components such as activities, content providers, broadcast receivers, services etc. It is generally used with startActivity() method to invoke activity, broadcast receivers etc.

How can I use getIntExtra in Android?

int diff = getIntent(). getIntExtra(KEY_DIFFICULTY, DIFFICULTY_EASY); reads the value that was set for KEY_DIFFICULTY in the intent used to start the activity. Hence, diff now contains the user-selected value (or DIFFICULTY_EASY , if the activity is started through a different intent which did not set KEY_DIFFICULTY ).

What is pending Intent Android?

A PendingIntent itself is simply a reference to a token maintained by the system describing the original data used to retrieve it. This means that, even if its owning application’s process is killed, the PendingIntent itself will remain usable from other processes that have been given it.

What is Flag_activity_new_task?

The flags you can use to modify the default behavior are: FLAG_ACTIVITY_NEW_TASK. Start the activity in a new task. If a task is already running for the activity you are now starting, that task is brought to the foreground with its last state restored and the activity receives the new intent in onNewIntent() .

Are intents asynchronous?

Intents are asynchronous messages which allow application components to request functionality from other Android components.

How many types of intents are there?

two intents
There are two intents available in android as Implicit Intents and Explicit Intents. Intent send = new Intent(MainActivity. this, SecondActivity. class); startActivity(send);

What is explicit Intent?

An explicit intent is one that you use to launch a specific app component, such as a particular activity or service in your app. To create an explicit intent, define the component name for the Intent object—all other intent properties are optional.

What is broadcast receiver in Android?

A broadcast receiver (receiver) is an Android component which allows you to register for system or application events. All registered receivers for an event are notified by the Android runtime once this event happens.