How to make cascading Dropdown using Angularjs?

Question

Here i have Added list of mobile brand name with submodels. my expectation: 1.here nokia and samsung htc listed multiple times.how can i avoid same name repeated in list
2.w

Answer 1

Add angular ui filter:

angular.module('myApp', ['ui.filters'])

First list shows distinct brands:

ng-repeat="item in items | unique: 'brandname'"

Second list filters by brand:

ng-repeat="item in items | filter: {brandname: selectedBrand}"

jsfiddle