javascript - ng-repeat里的::item.images开头连续两个冒号“::”在AngularJS中的作用

Question

<img ng-src="{{item.realImage.url}}" ng-repeat="item in ::item.images | limitTo:4">

ng-repeat里的::item.images开头连续两个冒号“::”在AngularJS中的作用

Answer 1

https://github.com/angular/angular.js/commit/cee429f0aaebf32ef1c9aedd8447a48f163dd0a4