Javascript 如何在单击按钮时从嵌套的JSON数组数据创建嵌套的ng repeat
以下面的Javascript 如何在单击按钮时从嵌套的JSON数组数据创建嵌套的ng repeat,javascript,jquery,arrays,angularjs,Javascript,Jquery,Arrays,Angularjs,以下面的JSON为例,假设我已将此数据设置为$scope.people: [ { "personId": 1, "name": "Thomas", "age": 39 "friends": [ { "friendId": 1, "nickName": "Lefty" }, {
JSON
为例,假设我已将此数据设置为$scope.people
:
[
{
"personId": 1,
"name": "Thomas",
"age": 39
"friends": [
{
"friendId": 1,
"nickName": "Lefty"
},
{
"friendId": 2,
"nickName": "Morty"
},
{
"friendId": 3,
"nickName": "Gomer"
}
]
},
{
"personId": 2,
"name": "George",
"age": 27,
"friends": [
{
"friendId": 1,
"nickName": "Tommy"
},
{
"friendId": 2,
"nickName": "Bobby"
},
{
"friendId": 3,
"nickName": "Joe"
}
]
}
]
我正在为每个人动态创建按钮
<div class="form-group" data-ng-repeat="person in people">
<button type="button" class="btn btn-default form-control"
data-ng-click="friends(person.personId)">
{{person.name}}
</button>
</div>
{{person.name}
我想弄清楚的是,如何根据单击的按钮将对象数据加载到引导面板(请参见下面的HTML):
<div class="panel panel-primary" data-ng-hide="!friends">
<div class="panel-heading">
<h4 class="panel-title">{{person.name}}<span class="pull-right">{{person.age}}</span></h4>
</div>
<div class="panel-body">
<table class="table table-striped">
<tr data-ng-repeat="friend in person.friends">
<td>{{$index + 1}}</td>
<td>{{friend.nickName}}</td>
</tr>
</table>
</div>
</div>
{{person.name}{{person.age}
{{$index+1}}
{{朋友.昵称}
我在想,在我的控制器上,我设置了一个
$scope
变量=friends数组($scope.friends
),但我不确定如何基于personId
使用字典而不是数组:
使用下划线.js中的indexBy()函数
然后你可以做类似的事情
$scope.peopleById = _.indexBy(people, "personId");
在html文件中
<tr data-ng-repeat="(id, friend) in person.friends">
<!-- here you can do peopleById[id] -->
您需要创建一个$scope变量来保存所选人员,并在单击按钮时为所选人员分配正确的人员
$scope.SelectMe = function (p) {
$scope.selectedPerson = p;
}
然后,您可以在填充面板时引用所选人员
我为你准备了一把小提琴
如果这是您需要的,请告诉我。是的,但他想使用id来完成,不是吗?