Learn about another type of function: one that returns some data.
This is a companion discussion topic for the original entry at https://www.raywenderlich.com/30498263-your-first-kotlin-android-app-an-app-from-scratch/lessons/21
This is a companion discussion topic for the original entry at https://www.raywenderlich.com/30498263-your-first-kotlin-android-app-an-app-from-scratch/lessons/21