The following code shows how to use radio input directives.
<!DOCTYPE html>
<html ng-app>
<head>
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.2.13/angular.js"></script>
</head><!-- w w w . jav a2 s.c om-->
<body>
<h1>User Info</h1>
<label>Sex</label>
<label class="radio">
<input type="radio"
ng-model="user.sex"
value="male"> Male</label>
<label class="radio">
<input type="radio"
ng-model="user.sex"
value="female"> Female</label>
<pre ng-bind="user | json"></pre>
</body>
</html>
The code above is rendered as follows: