![]() In this post, I’m going to describe several approaches that you can use in your Android application to return data to previous screens. String completephonenum '+' + phonenum Intent intent new Intent (MainActivity.this, VerifyPhoneActivity.class) intent. ![]() This screen will be navigated to from several other screens, and when the user chooses an image, the previous screen should be brought from the backstack and notified of user’s choice. I could only pass the phone number value from MainActivity to VerifyPhone activity but could not get it to a String value to pass it to my THIRD activity. For example, you might have a dedicated screen in your application for choosing an image. ![]() However, in some cases, you need to navigate back from the “next” screen to the “previous” one and return some kind of data to it. As I explained in the previous post about navigation in Android apps, the “next” screen doesn’t need to “know” or “assume” anything about the “previous” screen to support this scenario. Create the intent Intent i new Intent(this, ActivityTwo. In some cases, when you need to pass data to that screen, the navigation involves specifying additional parameters. Standard way of passing data from one activity to another: If you want to send large number of data from one activity to another activity then you can put data in a bundle and then pass it using putExtra() method. When you navigate within your Android application, you usually just switch to the next screen. No errors appeared in the Android Studio IDE, and when running the app the button for scanning work, but nothing appear in the webview, only white page white page.
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