myapp.controller("youxiController",function ($scope) {
$scope.num=0;
$scope.random=Math.ceil(Math.random()*10);
$scope.check=function () {
$scope.differ=$scope.guess-$scope.random;
$scope.num++;
}
$scope.again=function () {
$scope.num=0;
$scope.guess="";
$scope.differ=null;
}
});
<div class="haha6">
<h2>请输入1-10的整数</h2>
<input type="text" ng-model="guess"/><button ng-click="check()">检查</button><button ng-click="again()">再来一次</button>
<div>
<p ng-show="differ>0">猜大了</p>
<p ng-show="differ<0">猜小了</p>
<p ng-show="differ==0">猜对了</p>
<p>猜了<span ng-bind="num">次了</span></p>
</div>
</div>