How do I use $rootScope in Angular to store variables?

How do I use $rootScope to store variables in a controller I want to later access in another controller? For example: angular.module(‘myApp’).controller(‘myCtrl’, function($scope) { var a = //something in the scope //put it in the root scope }); angular.module(‘myApp’).controller(‘myCtrl2’, function($scope) { var b = //get var a from root scope somehow //use var b }); … Read more