android studio pass data to new activity

If you need to start an Activity which can then return back a result then when starting an activity use startActivityForResult() instead of startActivity(). String extraText = intent.getStringExtra('extra_text') Pass Back a Result To read data in Activity2.java file use the following code snippet. You can use it to pass Key -> Value pairs to your next activity. Intent activity2Intent = new Intent(getApplicationContext(), Activity2.class) Īctivity2Intent.putExtra('extra_text', 'Hello world') Let’s assume you need to pass data from MainActivity to an Activity2.java file. To pass data from activity A to activity B use the following code snippet.

Pass Back a Result Pass Data From One Android Activity to Another (Forward).

Pass Data From One Android Activity to Another (Forward) In android studio my app keeps crashing whenever I try to pass data from one activity to next.

User Registration, Log in, Log out – Video Tutorials Create a new project, choose Empty Activity and locate activitymain.xml in the folder app/res/layout and open it up.In the SecondActivity, we take our strings out from the Intent and use the values to change the content of TextViews of second layout file. The Only thing left is to put the bundle with Intent object and start the activity. Here this is making an object of Bundle class and also putting the data fields we have from the EditTexts. The First parameter to the constructor is the context of the current activity and the second parameter is the class of the activity to which we want to go. Intent I=new Intent(MainActivity.this, SecondActivity.class)

So to initialize the Intent class object we use this line. To switch the control from one activity to another activity we need Intent. These string namely field1 and field2 will be the values of the EditTexts. We have an onClick listener which is used to invoke the class OnClickListener, which in turn takes the values from the EditTexts and save them in the strings. We are using the First layout to show two EditTexts two have a nice looking interface for our user. First, let us understand what we are doing here. In the example below, we have implemented two activities, namely MainActivity and SecondActivity. This is very helpful when you need some data in an activity that will come from another activity. Bundle Class in Android with Example: In this tutorial, we will learn how to use bundle class to pass data between activities and initializes the key for the values we pass.īy Manu Jemini Last updated : June 06, 2023Ī bundle is used to move data from one activity to another.

Android studio pass data to new activity