Android back navigation

@Override
public boolean onOptionsItemSelected(@NonNull MenuItem item) {
  int itemId = item.getItemId();
  if (itemId == android.R.id.home) {
    // force up navigation to have the same behavior as temporal navigation
    onBackPressed();
    return true;
  } else {
    return super.onOptionsItemSelected(item);
  }
}

Similar codes

6 votes337 views3 answers
JOptionpane
Java
1 vote387 views1 answer
Implementing iterator for linked list java
Java
0 vote352 views1 answer
Image show by timer android studio
Java
13 votes367 views1 answer
Java string builder
Java
9 votes355 views1 answer
Difference between static and final in java
Java
0 vote374 views2 answers
How to loop through code 3 times java
Java
6 votes376 views2 answers
Java heap example
Java
0 vote347 views1 answer
Make pattern for V in jaca
Java
-2 votes352 views2 answers
What is hashset in java
Java
0 vote355 views1 answer
Castle stones java qn
Java