data-ng-hide 指令用来隐藏或显示HTML元素
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
<meta http-equiv="X-UA-Compatible"content="IE=edge" />
<meta name="viewport"content="width=device-width,initial-scale=1" />
<!--[if lt IE 9]>
<script src="http://apps.bdimg.com/libs/html5shiv/3.7/html5shiv.min.js"></script>
<script src="http://apps.bdimg.com/libs/respond.js/1.4.2/respond.js"></script>
<![endif]-->
<title></title>
<meta charset="utf-8" />
<link rel="stylesheet"href="bootstrap-3.3.5/dist/css/bootstrap.min.css" />
</head>
<body>
<div class="container" style="padding:50px">
<div data-ng-app="myApp"data-ng-controller="myCtrl">
<button type="button"data-ng-click="toggle()">隐藏/显示</button>
<br /><br />
<div data-ng-hide="myVar">
名：<input type="text" data-ng-model="firstName" /><br />
姓：<input type="text" data-ng-model="lastName" />
<br /><br />
<p>{{firstName+" "+lastName}}</p>
</div>
</div>
</div>
<script src="jQuery/jquery-2.1.4.js"></script>
<script src="bootstrap-3.3.5/dist/js/bootstrap.min.js"></script>
<script src="http://apps.bdimg.com/libs/angular.js/1.4.6/angular.min.js"></script>
<script>
angular.module("myApp", []).controller("myCtrl", function ($scope) { $scope.firstName = "w"; $scope.lastName = "wh"; $scope.myVar = false; $scope.toggle = function () {$scope.myVar=!$scope.myVar}})
</script>
</body>
</html>
原文：http://www.cnblogs.com/melao2006/p/5074416.html