<div ng-controller="CartController">
<div ng-repeat="item in items">
<span>{{item.title}}</span>
<input ng-model="item.quantity">
<span>{{item.price | currency}}</span>
<span>{{item.price * item.quantity | currency}}</span>
</div>
<div>Total: {{totalCart() | currency}}</div>
<div>Discount: {{bill.discount | currency}}</div>
<div>Subtotal: {{subtotal() | currency}}</div>
</div>
上面代码中的|
- 它有什么作用?