我有一个 JSON 数组,其属性为 id 和parentActivityId。
$scope.data = [
{
id: 1,
activityName: "Drilling",
parentActivityId: 0,
items: [
{
id: 2,
activityName: "Blasting",
parentActivityId: 1,
items: [
{
id: 3,
activityName: "Ann",
parentActivityId: 2,
items: [],
},
{
id: 4,
activityName: "Ann",
parentActivityId: 2,
items: [],
}
]
},
{
id: 5,
activityName: "Transport",
parentActivityId: 1,
items: [
{
id: 6,
activityName: "Daniel",
parentActivityId: 5,
items: [],
}
]
}
]
}
];
我想基于以下内容推送一个新项目parentActiityId
.新项目将有一个新的id
。
示例:如果我的对象是这样的:
{
id: 7,
activityName: "Drilling",
parentActivityId: 1,
items: []
}
那么我的对象将看起来像这样..
$scope.data = [
{
id: 1,
activityName: "Drilling",
parentActivityId: 0,
items: [
{
id: 2,
activityName: "Blasting",
parentActivityId: 1,
items: [
{
id: 3,
activityName: "Ann",
parentActivityId: 2,
items: [],
},
{
id: 4,
activityName: "Ann",
parentActivityId: 2,
items: [],
},
{
id: 7,
activityName: "Drilling",
parentActivityId: 2,
items: [],
}
]
},
{
id: 5,
activityName: "Transport",
parentActivityId: 1,
items: [
{
id: 6,
activityName: "Daniel",
parentActivityId: 5,
items: [],
}
]
}
]
}
];
我尝试通过给出这个 for 循环..
var arrObj = {
id: 7,
activityName: "Drilling",
parentActivityId: 1,
items: []
};
function populateObj(arrObj) {
for (var i = 0; i < $scope.data.length; i++) {
if ($scope.data[i].id == arrObj.parentActivityId) {
$scope.data.push(arrObj);
}
}
};
populateObj(arrObj);
它将仅推送到父级。我想在 for 循环中识别子级,并通过识别 thr ParentActivityId 推送到特定的数组对象。任何帮助将不胜感激。