先上图。
因本人水平有限,不足之处还望指正。
<!DOCTYPE HTML>
<html ng-app="myapp">
<head>
<meta http-equiv="content-type" content="text/html; charset=utf-8">
<meta name="viewport" content="width=device-width,initial-scale=1,maximum-scale=1,user-scalable=0">
<title>Index</title>
<script type="text/javascript" charset="utf-8" src="angular.min.js"></script>
</head>
<body ng-controller="Controller as con">
<ul>
<li ng-click="con.changeHidden()">
数学
<div ng-show="con.hidden">
<p>数学1</p>
<p>数学2</p>
<p>数学3</p>
</div>
</li>
</ul>
<script type="text/javascript" charset="utf-8">
angular.module("myapp",[]).controller("Controller",[
function(){
var self = this;
self.hidden = false;
self.changeHidden = function(){
self.hidden = !self.hidden;
};
}
]);
</script>
</body>
</html>