angular.module('radioDemo1', ['ngMaterial'])

.controller('AppCtrl', function($scope) {

  $scope.data = {
    group1 : 'Banana',
    group2 : '2'
  };

  $scope.radioData = [
    { label: '1', value: 1 },
    { label: '2', value: 2 },
    { label: '3', value: '3', isDisabled: true },
    { label: '4', value: '4' }
  ];

  $scope.submit = function() {
    alert('submit');
  };

  $scope.addItem = function() {
    var r = Math.ceil(Math.random() * 1000);
    $scope.radioData.push({ label: r, value: r });
  };

  $scope.removeItem = function() {
    $scope.radioData.pop();
  };

});