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角度指令不適用於以下情況。在我的以下角度應用程序中,我有兩種我希望顯示的項目存儲在控制器中。 要顯示它們,我已經爲這兩種情況創建了指令,並用ng-repeat
迭代列表,但這些項目未呈現。角度指令不起作用
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<meta name="description" content="">
<meta name="viewport" content="width=device-width">
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.6.4/angular.min.js"></script>
<style media="screen">
.selected {
background: #cdcdcd;
}
</style>
</head>
<body ng-app="myApp">
<div ng-controller="ListController as listctrl">
<div class="" ng-repeat="item in listctrl.items">
<itemtype1 ng-if="item.type_ === 'type1'" val="item.val"></itemtype1>
<itemtype2 ng-if="item.type_ === 'type2'" val="item.val"></itemtype2>
</div>
</div>
<script type="text/javascript">
angular
.module('myApp',[])
.controller('ListController', function($scope) {
var listctrl = this;
listctrl.items = [];
listctrl.items.push({'val':'A', 'type_': 'type1'});
listctrl.items.push({'val':'B', 'type_': 'type2'});
listctrl.items.push({'val':'C', 'type_': 'type1'});
listctrl.items.push({'val':'D', 'type_': 'type2'});
})
.directive('itemtype1', function() {
return {
template: '<strong>{{$scope.val}}</strong>',
restrict: 'E',
scope: {
val: '='
},
link: function postLink(scope, element, attrs) {
}
};
})
.directive('itemtype2', function() {
return {
template: '<i>{{$scope.val}}</i>',
restrict: 'E',
scope: {
val: '='
},
link: function postLink(scope, element, attrs) {
}
};
});
</script>
</body>
</html>
添加plunkr鏈接 –