<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<script src="https://cdn.staticfile.org/angular.js/1.4.6/angular.min.js"></script>
</head>
<body>
<div ng-app="myApp" ng-controller="myCtrl">
名：<input type="text" ng-model="firstName"/><br/>
姓：<input type="text" ng-model="lastName"/><br/>
<p>{{firstName +" "+ lastName}}</p>
</div>
</body>
<script>
var app=angular.module('myApp',[]);
app.controller('myCtrl',function($scope){
$scope.firstName="Star";
$scope.lastName="Li";
});
</script>
</html>