我尝试将对象数组从 Angular Controller 传递到自定义指令元素,并使用 ng-repeat 迭代该对象,但出现以下错误:[ngRepeat:dupes]
home.js:
home.controller("homeController", function ($scope) {
$scope.points =[
{
"url": '../assets/images/concert.jpg',
"id":1
},
{
"url": '../assets/images/dance.jpg',
"id":2
},
{
"url": '../assets/images/music.jpg',
"id":3
},
{
"url": '../assets/images/jazz.jpg',
"id":4
},
{
"url": '../assets/images/violin.jpg',
"id":5
},
{
"url": '../assets/images/music.jpg',
"id":6
}
];
});
共享指令.js:
var sharedDirectives = angular.module("sharedDirectives", []);
sharedDirectives.directive("interestPoints", function () {
function link($scope, element, attributes, controller ) {
$(element).find('#interest-points').owlCarousel({
items : 4, //4 items above 1200px browser width
itemsDesktop : [1200,3], //3 items between 1200px and 992px
itemsDesktopSmall : [992,3], // betweem 992px and 768px
itemsTablet: [850,2], //1 items between 768 and 0
itemsMobile : [600,1] // itemsMobile disabled - inherit from itemsTablet option
});
}
return {
restrict: "E",
templateUrl : "../html/views/interest-points.html",
link: link,
scope: {
interestPoints: '@'
}
};
});
兴趣点.html:
<div id="interest-points" class="owl-carousel">
<div ng-repeat="point in interestPoints" class="item">
<img ng-src="{{point.url}}" alt="Owl Image"><h4>27<br>JUL</h4>
</div>
</div>
home.html:
<div ng-controller='homeController'>
<interest-points interest-points="{{points}}""></interest-points>
</div>
我尝试通过 $index 进行跟踪,但错误没有出现并且不迭代
最佳答案
您正在使用 interestPoints: '@'
作为将 interestPoints
绑定(bind)到范围的方法。实际上,它仅将字符串 {{points}}
绑定(bind)到 interestPoints
,而不是在父级范围内实际评估该表达式。
使用 interestPoints: '='
作为绑定(bind)方法,然后使用 interest-points="points"
来获得所需的行为。
标题 Directive definition object 下的相关文档.
关于angularjs - 将数组对象从 Controller 传递到 AngularJS 中的自定义指令,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/25742167/