JSFiddle - React, Tailwind, and code Playground
HTML
<script src="http://code.angularjs.org/1.2.15/angular.js"></script>
<div ng-app="app">
<div ng-controller="Controller">
{{$eval('a-a')}}<br>
{{ a-a }}<br>
{{ 'a-a' }}<br>
{{ myNewObject['a-a'] }}
</div>
</div>
JavaScript
function Controller($scope){
$scope['a-a'] = 'some value';
$scope.myNewObject = {};
$scope.myNewObject['a-a'] = 'some value';
}
angular.module('app', []);