angularjs 使用ng-repeat报错 <div ng-init="words = ['高校','高校','高校']" ng-repeat="word in words"> {{word}} </div> [ngRepeat:dupes] Duplicates in a repeater are not allowed. Use 'track by' expression to specify unique keys 发现是因为相同的…
angularjs 使用ng-repeat报错 <div ng-init="words = ['高校','高校','高校']" ng-repeat="word in words"> {{word}} </div> [ngRepeat:dupes] Duplicates in a repeater are not allowed. Use 'track by' expression to specify unique keys 发现是由于同样的…
采用ng-repeat循环发生错误时,如下面的输出对象: Duplicates in a repeater are not allowed. Use 'track by' expression to specify unique keys. Repeater: c in shopCount, Duplicate key: undefined:undefined 应该在循环是加下面代码 ng-repeat item in items track by $index 版权声明:本文博主原创文章…
用法:ng-repeat="extension"; extension(表达式) 定义了如何循环集合. 表达式实例规则: 1. x in records 2. (key,value) in myObj 3. x in records track by $id(x) 我们可以使用ng-repeat指令遍历一个JavaScript数组,当数组中有重复元素的时候,AngularJS会报错: Error: [ngRepeat:dupes] Duplicates in a repeater ar…