The Bundle class in Android is a container for passing data between activities

The Bundle class in Android is a container for passing data between activities. It can store various types of data, such as integers, strings, booleans, etc., and can be passed and received between different components. In this article, I will introduce you to the basic usage of the Bundle class and provide some sample code to help you understand.

First, we need to understand how to create a Bundle object. In Android development, new Bundle()a Bundle object can be instantiated by calling, as follows:

Bundle bundle = new Bundle();

Next, we can putXXX()put data into the Bundle using the series method, where XXX represents the type of data to be stored. For example, to store an integer value into a Bundle, use putInt()the method:

int intValue = 10