Tutorial by Examples

$scope.$emit Using $scope.$emit will fire an event name upwards through the scope hierarchy and notify to the $scope.The event life cycle starts at the scope on which $emit was called. Working wireframe : $scope.$broadcast Using $scope.$broadcast will fire an event down the $scope. We can list...

These events can be used to communicate between 2 or more controllers. $emit dispatches an event upwards through the scope hierarchy, while $broadcast dispatches an event downwards to all child scopes.This has been beautifully explained here. There can be basically two types of scenario while comm...

$rootScope.$on listeners will remain in memory if you navigate to another controller. This will create a memory leak if the controller falls out of scope. Don't angular.module('app').controller('badExampleController', badExample); badExample.$inject = ['$scope', '$rootScope']; function badExam...