js 遍历tree的一个例子（全遍历）
全遍历
亲测真是有效。
工作中遇到的问题应该算是比较有价值的问题。
<!DOCTYPE html>
<html lang="en"> <head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Document</title>
</head> <body>
<script>
var a = [
{
"id": 1,
"name": "轻应用管理",
"childrenIds": "10,11,12,13",
"parentId": 0,
"orderNum": 1,
"url": "/lightApp/light/list",
"description": "轻应用管理",
"createTime": "2018-09-19 17:18:25",
"modifyTime": "2018-09-21 11:17:54",
"status": "ENABLE",
"mustUse": "NO",
"own": true,
"childrens": [
{
"id": 10,
"name": "轻应用列表",
"childrenIds": null,
"parentId": 1,
"orderNum": 1,
"url": "/lightApp/light/list",
"description": "轻应用列表",
"createTime": "2018-09-19 17:25:49",
"modifyTime": "2018-09-19 17:25:49",
"status": "ENABLE",
"mustUse": "NO",
"own": true,
"childrens": null
},
{
"id": 11,
"name": "轻应用信息审核",
"childrenIds": null,
"parentId": 1,
"orderNum": 2,
"url": "/lightApp/auditInfo/list",
"description": "轻应用信息审核",
"createTime": "2018-09-19 17:26:28",
"modifyTime": "2018-09-19 17:26:28",
"status": "ENABLE",
"mustUse": "NO",
"own": false,
"childrens": null
},
{
"id": 12,
"name": "轻应用开发审核",
"childrenIds": null,
"parentId": 1,
"orderNum": 3,
"url": "/lightApp/auditDevelop/list",
"description": "轻应用开发审核",
"createTime": "2018-09-19 17:26:52",
"modifyTime": "2018-09-19 17:26:52",
"status": "ENABLE",
"mustUse": "NO",
"own": false,
"childrens": null
},
{
"id": 13,
"name": "轻应用接口审核",
"childrenIds": null,
"parentId": 1,
"orderNum": 4,
"url": "/lightApp/auditInterface/list",
"description": "轻应用接口审核",
"createTime": "2018-09-19 17:27:12",
"modifyTime": "2018-09-19 17:27:12",
"status": "ENABLE",
"mustUse": "NO",
"own": false,
"childrens": null
}
]
},
{
"id": 2,
"name": "小程序管理",
"childrenIds": "17,18,15,14,16",
"parentId": 0,
"orderNum": 2,
"url": "/applet/builtIn/list",
"description": "小程序管理",
"createTime": "2018-09-19 17:19:36",
"modifyTime": "2018-09-19 17:19:36",
"status": "ENABLE",
"mustUse": "NO",
"own": true,
"childrens": [
{
"id": 14,
"name": "内置小程序",
"childrenIds": null,
"parentId": 2,
"orderNum": 1,
"url": "/applet/builtIn/list",
"description": "内置小程序",
"createTime": "2018-09-19 17:27:55",
"modifyTime": "2018-09-19 17:27:55",
"status": "ENABLE",
"mustUse": "NO",
"own": false,
"childrens": null
},
{
"id": 15,
"name": "外置小程序",
"childrenIds": null,
"parentId": 2,
"orderNum": 2,
"url": "/applet/externalSet/list",
"description": "外置小程序",
"createTime": "2018-09-19 17:28:27",
"modifyTime": "2018-09-19 17:28:27",
"status": "ENABLE",
"mustUse": "NO",
"own": false,
"childrens": null
},
{
"id": 16,
"name": "小程序信息审核",
"childrenIds": null,
"parentId": 2,
"orderNum": 3,
"url": "/applet/auditInfo/list",
"description": "小程序信息审核",
"createTime": "2018-09-19 17:29:17",
"modifyTime": "2018-09-19 17:29:17",
"status": "ENABLE",
"mustUse": "NO",
"own": false,
"childrens": null
},
{
"id": 17,
"name": "小程序开发审核",
"childrenIds": null,
"parentId": 2,
"orderNum": 4,
"url": "/applet/auditDevelop/list",
"description": "小程序开发审核",
"createTime": "2018-09-19 17:29:52",
"modifyTime": "2018-09-19 17:29:52",
"status": "ENABLE",
"mustUse": "NO",
"own": false,
"childrens": null
},
{
"id": 18,
"name": "小程序接口审核",
"childrenIds": null,
"parentId": 2,
"orderNum": 5,
"url": "/applet/appletInterface/list",
"description": "小程序接口审核",
"createTime": "2018-09-19 17:30:22",
"modifyTime": "2018-09-19 17:30:22",
"status": "ENABLE",
"mustUse": "NO",
"own": false,
"childrens": null
}
]
},
{
"id": 3,
"name": "模板管理",
"childrenIds": "19,20",
"parentId": 0,
"orderNum": 3,
"url": "/template/message/list",
"description": "模板管理",
"createTime": "2018-09-19 17:20:14",
"modifyTime": "2018-09-19 17:20:14",
"status": "ENABLE",
"mustUse": "NO",
"own": false,
"childrens": [
{
"id": 19,
"name": "消息模板管理",
"childrenIds": null,
"parentId": 3,
"orderNum": 1,
"url": "/template/message/list",
"description": "消息模板管理",
"createTime": "2018-09-19 17:31:29",
"modifyTime": "2018-09-19 17:31:29",
"status": "ENABLE",
"mustUse": "NO",
"own": false,
"childrens": null
},
{
"id": 20,
"name": "订单模板管理",
"childrenIds": null,
"parentId": 3,
"orderNum": 2,
"url": "/template/order/list",
"description": "订单模板管理",
"createTime": "2018-09-19 17:32:01",
"modifyTime": "2018-09-19 17:32:01",
"status": "ENABLE",
"mustUse": "NO",
"own": false,
"childrens": null
}
]
},
{
"id": 4,
"name": "项目管理",
"childrenIds": "21,22,23",
"parentId": 0,
"orderNum": 4,
"url": "/projects/project/list",
"description": "项目管理",
"createTime": "2018-09-19 17:20:38",
"modifyTime": "2018-09-19 17:20:38",
"status": "ENABLE",
"mustUse": "NO",
"own": false,
"childrens": [
{
"id": 21,
"name": "项目列表",
"childrenIds": null,
"parentId": 4,
"orderNum": 1,
"url": "/projects/project/list",
"description": "项目列表",
"createTime": "2018-09-19 17:32:44",
"modifyTime": "2018-09-19 17:32:44",
"status": "ENABLE",
"mustUse": "NO",
"own": false,
"childrens": null
},
{
"id": 22,
"name": "项目应用管理",
"childrenIds": null,
"parentId": 4,
"orderNum": 2,
"url": "/projects/application/list",
"description": "项目应用管理",
"createTime": "2018-09-19 17:33:11",
"modifyTime": "2018-09-19 17:33:11",
"status": "ENABLE",
"mustUse": "NO",
"own": false,
"childrens": null
},
{
"id": 23,
"name": "项目版本管理",
"childrenIds": null,
"parentId": 4,
"orderNum": 3,
"url": "/projects/versions/list",
"description": "项目版本管理",
"createTime": "2018-09-19 17:33:32",
"modifyTime": "2018-09-19 17:33:32",
"status": "ENABLE",
"mustUse": "NO",
"own": false,
"childrens": null
}
]
},
{
"id": 5,
"name": "信息管理",
"childrenIds": "24",
"parentId": 0,
"orderNum": 5,
"url": "/information/announcement/list",
"description": "信息管理",
"createTime": "2018-09-19 17:20:47",
"modifyTime": "2018-09-19 17:20:47",
"status": "ENABLE",
"mustUse": "NO",
"own": false,
"childrens": [
{
"id": 24,
"name": "公告列表",
"childrenIds": null,
"parentId": 5,
"orderNum": 1,
"url": "/information/announcement/list",
"description": "公告列表",
"createTime": "2018-09-19 17:34:00",
"modifyTime": "2018-09-19 17:34:00",
"status": "ENABLE",
"mustUse": "NO",
"own": false,
"childrens": null
}
]
},
{
"id": 6,
"name": "用户管理",
"childrenIds": "25,26,27,28",
"parentId": 0,
"orderNum": 6,
"url": "/user/registerRecord/list",
"description": "用户管理",
"createTime": "2018-09-19 17:21:02",
"modifyTime": "2018-09-19 17:21:02",
"status": "ENABLE",
"mustUse": "NO",
"own": true,
"childrens": [
{
"id": 25,
"name": "用户注册记录",
"childrenIds": null,
"parentId": 6,
"orderNum": 1,
"url": "/user/registerRecord/list",
"description": "用户注册记录",
"createTime": "2018-09-19 17:34:26",
"modifyTime": "2018-09-19 17:34:26",
"status": "ENABLE",
"mustUse": "NO",
"own": true,
"childrens": null
},
{
"id": 26,
"name": "认证申请管理",
"childrenIds": null,
"parentId": 6,
"orderNum": 2,
"url": "/user/certificationApplication/list",
"description": "认证申请管理",
"createTime": "2018-09-19 17:34:41",
"modifyTime": "2018-09-19 17:34:41",
"status": "ENABLE",
"mustUse": "NO",
"own": false,
"childrens": null
},
{
"id": 27,
"name": "开发者认证管理",
"childrenIds": null,
"parentId": 6,
"orderNum": 3,
"url": "/user/developerCertification/list",
"description": "开发者认证管理",
"createTime": "2018-09-19 17:35:29",
"modifyTime": "2018-09-19 17:35:29",
"status": "ENABLE",
"mustUse": "NO",
"own": false,
"childrens": null
},
{
"id": 28,
"name": "登录日志",
"childrenIds": null,
"parentId": 6,
"orderNum": 4,
"url": "/user/loginLog/list",
"description": "登录日志",
"createTime": "2018-09-19 17:36:03",
"modifyTime": "2018-09-19 17:36:03",
"status": "ENABLE",
"mustUse": "NO",
"own": false,
"childrens": null
}
]
},
{
"id": 7,
"name": "终端管理",
"childrenIds": "29",
"parentId": 0,
"orderNum": 7,
"url": "/terminal/terminal/list",
"description": "终端管理",
"createTime": "2018-09-19 17:21:18",
"modifyTime": "2018-09-19 17:21:18",
"status": "ENABLE",
"mustUse": "NO",
"own": false,
"childrens": [
{
"id": 29,
"name": "终端管理",
"childrenIds": null,
"parentId": 7,
"orderNum": 1,
"url": "/terminal/terminal/list",
"description": "终端管理",
"createTime": "2018-09-19 17:36:34",
"modifyTime": "2018-09-19 17:36:34",
"status": "ENABLE",
"mustUse": "NO",
"own": false,
"childrens": null
}
]
},
{
"id": 8,
"name": "基础配置",
"childrenIds": "30",
"parentId": 0,
"orderNum": 8,
"url": "/basics/appAttribute/list",
"description": "基础配置",
"createTime": "2018-09-19 17:21:34",
"modifyTime": "2018-09-19 17:21:34",
"status": "ENABLE",
"mustUse": "NO",
"own": false,
"childrens": [
{
"id": 30,
"name": "应用属性管理",
"childrenIds": null,
"parentId": 8,
"orderNum": 1,
"url": "/basics/appAttribute/list",
"description": "应用属性管理",
"createTime": "2018-09-19 17:36:57",
"modifyTime": "2018-09-19 17:36:57",
"status": "ENABLE",
"mustUse": "NO",
"own": false,
"childrens": null
}
]
},
{
"id": 9,
"name": "系统管理",
"childrenIds": "31,32",
"parentId": 0,
"orderNum": 9,
"url": null,
"description": "系统管理",
"createTime": "2018-09-19 17:22:41",
"modifyTime": "2018-09-19 17:22:41",
"status": "ENABLE",
"mustUse": "YES",
"own": false,
"childrens": [
{
"id": 31,
"name": "角色管理",
"childrenIds": null,
"parentId": 9,
"orderNum": 1,
"url": null,
"description": "角色管理",
"createTime": "2018-09-19 17:40:02",
"modifyTime": "2018-09-19 17:40:02",
"status": "ENABLE",
"mustUse": "NO",
"own": false,
"childrens": null
},
{
"id": 32,
"name": "权限管理",
"childrenIds": null,
"parentId": 9,
"orderNum": 2,
"url": null,
"description": "权限管理",
"createTime": "2018-09-19 17:40:42",
"modifyTime": "2018-09-19 17:40:42",
"status": "ENABLE",
"mustUse": "NO",
"own": true,
"childrens": null
}
]
}
];
var tickMenuIdFilter = (function () {
var resultArr = new Array();
var getTickMenuId = function (obj) {
if (undefined == obj || null == obj || !obj instanceof Object) {
return;
}
if (obj.own) {
resultArr.push(obj.id);
}
if (null != obj.childrens && obj.childrens instanceof Array) {
for (let child of obj.childrens) {
getTickMenuId(child);
}
} } return {
filter: function (arr) {
if (!arr instanceof Array) {
return false;
}
resultArr = new Array();
for (let rootMenu of arr) {
getTickMenuId(rootMenu);
}
return resultArr;
}
}
})();
var b = tickMenuIdFilter.filter(a);
console.log("a", a);
console.log("b", b); //结果：1,10,2,32
</script>
</body> </html>
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