角度过滤器嵌套groupby [英] angular-filter nested groupby
本文介绍了角度过滤器嵌套groupby的处理方法，对大家解决问题具有一定的参考价值，需要的朋友们下面随着小编来一起学习吧！
问题描述
嵌套数组中的 angular-filter 模块的groupBy过滤器出现问题.位置"未定义，颜色"未输出任何内容.拿了这个示例，并从其他人的代码对其进行了修改.
Having problems with groupBy filter of angular-filter module in a nested array. The 'location' is undefined and 'color' isn't outputting anything. Took this example and modified it from someone else's code.
提前谢谢！
<!DOCTYPE html>
<html ng-app="app">
<head>
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.2.22/angular.min.js"></script>
<script src="//cdnjs.cloudflare.com/ajax/libs/angular-filter/0.4.7/angular-filter.js"></script>
<script>
angular.module('app',['angular.filter']).controller('MainController', function($scope) {
$scope.players = [
{name: 'Gene', team: 'alpha'[
{location: 'texas',
color: 'blue'}]},
{name: 'George', team: 'beta'[
{location: 'texas',
color: 'red'}]},
{name: 'Steve', team: 'gamma'[
{location: 'kansas',
color: 'purple'}]},
{name: 'Paula', team: 'beta'[
{location: 'kansas',
color: 'green'}]},
{name: 'Scruath', team: 'gamma'[
{location: 'kansas',
color: 'orange'}]}
];
});
</script>
<title>JS Bin</title>
</head>
<body>
<div ng-controller="MainController">
<ul ng-repeat="(key, value) in players | groupBy: 'team.location'">
Group name: {{ key }}
<li ng-repeat="player in value">
player: {{ player.name }} <br/>
favorite color: {{ player.color }}
</li>
</ul>
</div>
</body>
</html>
推荐答案
您的数据结构与您的代码逻辑不符.效果很好:
Your data structure doesn't correspond to your code logic. This works fine:
<!DOCTYPE html>
<html ng-app="app">
<head>
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.2.22/angular.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/angular-filter/0.4.7/angular-filter.js"></script>
<script>
angular.module('app',['angular.filter']).controller('MainController', function($scope) {
$scope.players = [
{name: 'Gene',
team: {location: 'texas',
color: 'blue'}
},
{name: 'George', team: {location: 'texas',
color: 'red'}},
{name: 'Steve', team:
{location: 'kansas',
color: 'purple'}},
{name: 'Paula', team:
{location: 'kansas',
color: 'green'}},
{name: 'Scruath', team:
{location: 'kansas',
color: 'orange'}}
];
});
</script>
<title>JS Bin</title>
</head>
<body>
<div ng-controller="MainController">
<ul ng-repeat="(key, value) in players | groupBy: 'team.location'">
Group name: {{ key }}
<li ng-repeat="player in value">
player: {{ player.name }} <br/>
favorite color: {{ player.color }}
</li>
</ul>
</div>
</body>
</html>这篇关于角度过滤器嵌套groupby的文章就介绍到这了，希望我们推荐的答案对大家有所帮助，也希望大家多多支持IT屋！
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