When is onAttach called during the Fragment LifeCycle? [duplicate]

Answer 1

In activity the first method is onCreate. onCreate of activity add the fragment and in this moment onAttach is called. like in the picture

Ref: http://baiduhix.blogspot.com.br/2015/08/android-how-to-do-findviewbyid-in.html

EDIT:

updated lifecycle of Android

Ref: https://github.com/xxv/android-lifecycle

Answer 2

onAttach is called after Fragment is associated with its Activity.

http://developer.android.com/reference/android/app/Fragment.html#onAttach(android.content.Context)