Translations:Android Training/Starting Another Activity/10/en

For the next activity to query the extra data, you should define the key for your intent's extra using a public constant. It's generally a good practice to define keys for intent extras using your app's package name as a prefix. This ensures the keys are unique, in case your app interacts with other apps.

1. In the sendMessage() method, to finish the intent, call the startActivity() method, passing it the Intent object created in step 1.