angularjs ng1 ng-repeat 遍历重复数据保存问题 Duplicates in a repeater are not allowed

报错:

Error: [ngRepeat:dupes] Duplicates in a repeater are not allowed. Use 'track by' expression to specify unique keys. Repeater: user in users, Duplicate key: number:1。


解决办法:

old:

ng-repeat="item in list"


new: 添加 track by $index

ng-repeat="item in list track by $index"

亲测可行