json 对象的完整路径 [英] Full path of a json object
本文介绍了json 对象的完整路径的处理方法,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
我正在尝试展平一个对象,其中键将是叶节点的完整路径.我可以递归地识别哪些是叶节点,但在尝试构建整个路径时卡住了.
样本输入:
<前>{一:1,二: {三:3},四:{五:5,六: {七:7},八:8},九:9}输出:
<前>{一:1,'二三':3,'四.五':5,'四.六.七': 7,'四.八':8,九:9} 解决方案
您可以使用递归方法并收集对象的键.这个提议也寻找数组.
function getFlatObject(object) {函数迭代器(o,p){if (o && typeof o === 'object') {Object.keys(o).forEach(function (k) {iter(o[k], p.concat(k));});返回;}路径[p.join('.')] = o;}变量路径 = {};迭代器(对象,[]);返回路径;}var obj = {一:1,二:{三:3},四:{五:5,六:{七:7},八:8},九:9},路径 = getFlatObject(obj);console.log(path);
I'm trying to flatten an object where the keys will be the full path to the leaf node. I can recursively identify which are the leaf nodes but stuck trying to construct the whole path.
Sample Input:
{ one: 1, two: { three: 3 }, four: { five: 5, six: { seven: 7 }, eight: 8 }, nine: 9 }
Output:
{ one: 1, 'two.three': 3, 'four.five': 5, 'four.six.seven': 7, 'four.eight': 8, nine: 9 }
解决方案
You could use a recursive approch and collect the keys of the object. This proposal looks for arrays as well.
function getFlatObject(object) {
function iter(o, p) {
if (o && typeof o === 'object') {
Object.keys(o).forEach(function (k) {
iter(o[k], p.concat(k));
});
return;
}
path[p.join('.')] = o;
}
var path = {};
iter(object, []);
return path;
}
var obj = { one: 1, two: { three: 3 }, four: { five: 5, six: { seven: 7 }, eight: 8 }, nine: 9 },
path = getFlatObject(obj);
console.log(path);
这篇关于json 对象的完整路径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!
查看全文