Set a title in Toolbar from fragment in Android

Question

I have been using the latest Toolbar from AppCompatv7 lib.I have placed a textview in the ToolBar ViewGroup And I want to set a title into this Textview from the fragment in my

Answer 1

In Kotlin.

In fragment:

(activity as YourActivity).supportActionBar?.title = getString(R.string.your_title)

In activity:

setSupportActionBar(toolbar)
supportActionBar?.setDisplayHomeAsUpEnabled(true)
supportActionBar?.setDisplayShowHomeEnabled(true)