更新时间:2023-01-17 13:10:19
您可以先在循环中使用循环来循环对象属性,然后在
处拆分每个键。
然后使用reduce来构建嵌套属性。
You can first use for...in
loop to loop object properties, then split each key at .
then use reduce to build nested properties.
var obj2 = {"firstName":"John","lastName":"Green","car.make":"Honda","car.model":"Civic","car.revisions.0.miles":10150,"car.revisions.0.code":"REV01","car.revisions.0.changes":"","car.revisions.1.miles":20021,"car.revisions.1.code":"REV02","car.revisions.1.changes.0.type":"asthetic","car.revisions.1.changes.0.desc":"Left tire cap","car.revisions.1.changes.1.type":"mechanic","car.revisions.1.changes.1.desc":"Engine pressure regulator","visits.0.date":"2015-01-01","visits.0.dealer":"DEAL-001","visits.1.date":"2015-03-01","visits.1.dealer":"DEAL-002"}
function unflatten(data) {
var result = {}
for (var i in data) {
var keys = i.split('.')
keys.reduce(function(r, e, j) {
return r[e] || (r[e] = isNaN(Number(keys[j + 1])) ? (keys.length - 1 == j ? data[i] : {}) : [])
}, result)
}
return result
}
console.log(unflatten(obj2))