It can return null, but only if you set it to null in the Activity .
What is getIntent?
() Return the intent that started this activity. If you start an Activity with some data, for example by doing. Intent intent = new Intent(context, SomeActivity.
What is getExtras () in android?
getExtras() in the target activity/class to get the attached bundle and extract the data stored in it.
How do you get the activity of getIntent?
- from where to can i all this method??
- @adham: If you are in an activity, from within onCreate, you call getIntent().getStringExtra(“id”); to get the id string.
- You can get the intent which started your activity by calling getIntent() method.
How will you get the data in second activity?
We can send the data using putExtra() method from one activity and get the data from the second activity using getStringExtra() methods.
What is putExtra and getExtra in Android?
Using putExtra() and getExtras() in android putExtra() adds extended data to the intent. It has two parameters, first one specifies the name which of the extra data,and the second parameter is the data itself. getExtra() fetches data which was added using putExtra() in the following way: Bundle extras= getIntent().
How will you get the data in Secondactivity?
In your second activity, you can get the data from the first activity with the method getIntent() and then getStringExtra() , getIntExtra() Then to return to your first activity you have to use the setResult() method with the intent data to return back as parameter.
How do I get intent data?
Get data by intent: String subName = getIntent(). getStringExtra(“subjectName”); int insId = getIntent(). getIntExtra(“instituteId”, 0);
What is an activity?
An activity provides the window in which the app draws its UI. This window typically fills the screen, but may be smaller than the screen and float on top of other windows. Typically, one activity in an app is specified as the main activity, which is the first screen to appear when the user launches the app.
How could you pass data between activities without intent?
This example demonstrate about How to send data from one activity to another in Android without intent. Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project. Step 2 − Add the following code to res/layout/activity_main. xml.
What is the use of onActivityResult in Android?
Receive The Result: When you done with the subsequent activity and returns, the system calls your activity’s onActivityResult() method. This method includes three arguments: @The request code you passed to startActivityForResult() . @A result code specified by the second activity.
Why do we use putExtra in Android?
Using putExtra() We can start adding data into the Intent object, we use the method defined in the Intent class putExtra() or putExtras() to store certain data as a key value pair or Bundle data object. These key-value pairs are known as Extras in the sense we are talking about Intents.
