TextView textView = findViewById(R.id.my_text_view); textView.setText("Hello, world!"); textView.setContentDescription("A greeting to the world");In this example, we create a TextView object called "textView" and set its text to "Hello, world!". We then set the content description of the TextView to "A greeting to the world". This method is part of the Android SDK and is included in the "android.widget" package.