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Android Data Binding SetSupportActionBar

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What is the purpose of Setsupportactionbar?

Asking for help, clarification, or responding to other answers.

Is data binding good in Android?

Using data binding can lead to faster development times, faster execution times and more readable and maintained code. Android data binding generates binding classes at compile time for layouts.

How do I set a support action bar in activity?

To use the ActionBar utility methods, call the activity's getSupportActionBar() method. This method returns a reference to an appcompat ActionBar object. Once you have that reference, you can call any of the ActionBar methods to adjust the app bar. For example, to hide the app bar, call ActionBar.

What is data binding in Android MVVM?

Data Binding allows you to effortlessly communicate across views and data sources. This pattern is important for many Android designs, including model view ViewModel (MVVM), which is currently one of the most common Android architecture patterns.


Hi I wonder if there is an xml tag for this function using Android Data Binding Library or how to achieve this without findViewById() method

Thank You