[ngRepeat:dupes] Duplicates in a repeater are not allowed. Use 'track by' expression to specify uniq

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

发现是由于同样的内容反复引起，解决方式

<div ng-init="words = ['高校','高校','高校']" ng-repeat="word in words track by $index">
    {{word}}
</div>

在ng-repeat后面加上

 track by $index

[ngRepeat:dupes] Duplicates in a repeater are not allowed. Use 'track by' expression to specify uniq

时间： 2024-09-30 11:34:30

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