html

  <script src="lib/angular/angular-1.4.9/angular.js"></script>

  <script src="lib/angular/angular-ui-router.min.js"></script>

app

    angular.module('ConsoleUIApp', ['ui.router','ui.bootstrap'])

        .config(function ($stateProvider, $urlRouterProvider, $httpProvider) {

            // For any unmatched url, redirect to /state1

            $urlRouterProvider.otherwise("/home");

            $stateProvider

                .state('home', {

                    url: "/home",

                    templateUrl: "views/home.html",

                    controller: 'HomeCtrl'

                })

                .state('testing', {

                    url: "/testing",

                    templateUrl: "views/testing.html",

                    controller: 'TestingCtrl'

                })

        })

        .run(function($rootScope, growl, $state, $stateParams) {

            $rootScope.$state = $state;

            $rootScope.$stateParams = $stateParams;

            $rootScope.$on("$stateChangeSuccess",  function(event, toState, toParams, fromState, fromParams) {

                // to be used for back button //won't work when page is reloaded.

                $rootScope.previousState_name = fromState.name;

                $rootScope.previousState_params = fromParams;

            });

            //back button function called from back button's ng-click="back()"

            $rootScope.back = function() {

                $state.go($rootScope.previousState_name,$rootScope.previousState_params);

            };

        });

controller：

    $scope.sub = function(addRode) {

    $rootScope.back()

    }