Clicking the device back button closes the app instead of going back to previous page

Question

If click any ion-item it open the desired page but if i click device back button it close the app rather than going back to previous page in android:

Th

Answer 1

This prevents the event from spreading, otherwise it did not work.

Code by: https://stackoverflow.com/users/5378702/andre-kreienbring

$ionicPlatform.registerBackButtonAction(function (event) {
  if(condition){
    navigator.app.exitApp(); //<-- remove this line to disable the exit
  }
  else {
    navigator.app.backHistory();
  }
  throw "PreventBackButton";
}, 100);