How to remove "back" button listener in ionics?

Question

Android

Registered the listener via $ionicPlatform.registerBackButtonAction(confirmExit, 100); I try to remove via $ionicPlatform.offHardwareBackButton(confirmExit) does not help.

Answer 1

var deregister;
$scope.$on('$ionicView.beforeEnter', function () {
deregister = $ionicPlatform.registerBackButtonAction(function (e) {
//suit yourself
});
});
$scope.$on('$ionicView.beforeLeave', function () {
deregister(); //remove listener
});

Answer 2

As an option, change the stub to a function)