<body ng-app="myapp" ng-controller="myCtrl">
<h2>猜一猜，多大值？（1-1000）</h2>
我猜是:<input type="text" ng-model="guess">
<button ng-click="check()">验证</button><button ng-click="reset()">再玩一次</button><br>
<span ng-if="fil>0">您猜的数大了</span>
<span ng-if="fil<0">您猜的数小了</span>
<span ng-if="fil==0">您猜对了</span>
<p>猜的次数<span>{{n}}</span></p>
</body>js代码：