<!DOCTYPE html>

<html>

<head>

<meta charset="utf-8">

<meta http-equiv="X-UA-Compatible" content="IE=edge">

<title></title>

<link rel="stylesheet" href="">

</head>

<body>

<div ng-app="" ng-init="firstName='John';lastName='Doe'">

<p>姓名:{{firstName + " " + lastName}}</p>

</div>

</body>

<script src="http://cdn.static.runoob.com/libs/angular.js/1.4.6/angular.min.js"></script>

</html>

AngularJS 字符串-ng-bind_Angular