仅在数字超过0时显示徽章号码

Question

我正在进行离子和angularjs项目。在显示一个包含若干个徽章的标签之一，我想徽章只出现如果这个数字是超过0

<ion-tab icon="ion-android-notifications" title="Notifications" href="#/tab/notifications" ng-app="starter" ng-controller="notifications_count" badge="total" badge-style="badge-assertive"> 
     <ion-nav-view name="list-notifications"></ion-nav-view> 
    </ion-tab> 

Answer 1

<ion-tab icon="ion-android-notifications" title="Notifications" href="#/tab/notifications" ng-app="starter" ng-controller="notifications_count" badge="total" ng-if="total>0" badge-style="badge-assertive"> 
    <ion-nav-view name="list-notifications"></ion-nav-view> 
</ion-tab>