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Comment convertir ces deux formats de données l'un dans l'autre via JS ?
Le même contenu, les plats sont combinés en formats imbriqués et les imbriqués sont désassemblés en formats plats
Je n'ai pas pu comprendre après un long moment, aidez-moi s'il vous plaît !
[
{
"id":1,
"number":"100.000",
"name": "admin.",
"level":1,
"children": [
{
"id": 2,
"number": "100.210",
"name": "admin.marketing",
"level": 2
},
{
"id": 3,
"number": "100.260",
"name": "admin.operation",
"level": 2,
"children": [
{
"id": 5,
"number": "260.261",
"name": "operation.content",
"level": 3
},
{
"id": 6,
"number": "260.262",
"name": "operation.promote",
"level": 2
},
{
"id": 7,
"number": "260.263",
"name": "operation.service",
"level": 2
}
]
},
{
"id": 4,
"number": "100.280",
"name": "admin.development",
"level": 2
}
]
}
]
[
{
"id":1,
"number":"100.000",
"name": "admin.",
"level":1
},
{
"id": 2,
"number": "100.210",
"name": "admin.marketing",
"level": 2
},
{
"id": 3,
"number": "100.260",
"name": "admin.operation",
"level": 2
},
{
"id": 4,
"number": "100.280",
"name": "admin.development",
"level": 2
},
{
"id": 5,
"number": "260.261",
"name": "operation.content",
"level": 3
},
{
"id": 6,
"number": "260.262",
"name": "operation.promote",
"level": 3
},
{
"id": 7,
"number": "260.263",
"name": "operation.service",
"level": 3
}
]
滿天的星座2017-05-19 10:15:06
// 待处理数值
var data = [
{
"id":1,
"number":"100.000",
"name": "admin.",
"level":1,
"children": [
{
"id": 2,
"number": "100.210",
"name": "admin.marketing",
"level": 2
},
{
"id": 3,
"number": "100.260",
"name": "admin.operation",
"level": 2,
"children": [
{
"id": 5,
"number": "260.261",
"name": "operation.content",
"level": 3
},
{
"id": 6,
"number": "260.262",
"name": "operation.promote",
"level": 2
},
{
"id": 7,
"number": "260.263",
"name": "operation.service",
"level": 2
}
]
},
{
"id": 4,
"number": "100.280",
"name": "admin.development",
"level": 2
}
]
}
]
// 递归函数
function headFor(o, cb){
if (!o) return;
o.forEach(child => {
cb(child);
if (child.children) {
headFor(child.children, cb);
}
});
}
// 遍历 data 的结果保存在 res
var res = [];
// 调用 递归函数headFor (注意 第二个参数是函数)
headFor(data, item => {
var temp = {};
temp.id = item.id
temp.number = item.number;
temp.name = item.name;
temp.level = item.level;
res.push(temp);
});
// 告诉数组怎么判断两个元素 然后让他数组自己去干
res.sort((a, b) => {
return a.id > b.id;
});
// 打印
res.forEach(e => console.log(e));
console.log(JSON.stringify(res));
Les données les plus externes sont un tableau. En fait, elles peuvent être considérées comme l'attribut enfant externe, et les éléments enfants des données peuvent eux-mêmes avoir des enfants.
巴扎黑2017-05-19 10:15:06
Maintenant, la méthode inverse a été complétée avec l'aide de l'ami du groupe hibou !
var data=[
{
"id":1,
"number":"100.000",
"name": "admin.",
"level":1
},
{
"id": 2,
"number": "100.210",
"name": "admin.marketing",
"level": 2
},
{
"id": 3,
"number": "100.260",
"name": "admin.operation",
"level": 2
},
{
"id": 4,
"number": "100.280",
"name": "admin.development",
"level": 2
},
{
"id": 5,
"number": "260.261",
"name": "operation.content",
"level": 3
},
{
"id": 6,
"number": "260.262",
"name": "operation.promote",
"level": 3
},
{
"id": 7,
"number": "260.263",
"name": "operation.service",
"level": 3
}
];
var res = [];
var dicKey = {};
data.forEach((m,i) => {
var mStr = String(m.name).substr(0,String(m.name).indexOf(".")+1);
var isParent = String(m.name).charAt(m.name.length -1) == ".";
if(dicKey[mStr] == undefined)
{
dicKey[mStr] = [];
if(!isParent) dicKey[mStr].push(i);
}else{
dicKey[mStr].push(i);
}
});
function getTreeJson(obj){
var key = String(obj.name).charAt(obj.name.length -1) == "." ? obj.name:String(obj.name).substr(String(obj.name).indexOf(".")+1) + ".";
if(dicKey[key])
{
dicKey[key].forEach(c =>{
if(!obj.children) obj.children = [];
obj.children.push(data[c]);
getTreeJson(data[c]);
});
}
}
data.forEach(m => {
if(String(m.name).charAt(m.name.length -1) == ".")
{
res.push(m);
getTreeJson(m);
}
});
// 打印
console.log(JSON.stringify(dicKey));
console.log(JSON.stringify(res));
为情所困2017-05-19 10:15:06
var data = [
{
"id":1,
"number":"100.000",
"name": "admin.",
"level":1,
"children": [
{
"id": 2,
"number": "100.210",
"name": "admin.marketing",
"level": 2
},
{
"id": 3,
"number": "100.260",
"name": "admin.operation",
"level": 2,
"children": [
{
"id": 5,
"number": "260.261",
"name": "operation.content",
"level": 3
},
{
"id": 6,
"number": "260.262",
"name": "operation.promote",
"level": 2
},
{
"id": 7,
"number": "260.263",
"name": "operation.service",
"level": 2
}
]
},
{
"id": 4,
"number": "100.280",
"name": "admin.development",
"level": 2
}
]
}
]
var arr = [];
function selirizeData(data){
data.forEach(function(element) {
var item = {};
for(val in element){
if(val !== 'children'){
item[val] = element[val];
}else{
selirizeData(element['children']);
}
}
arr.push(item);
}, this);
};
selirizeData(data);