[英]How to represent array with nested arrays as an object
这是我的代码
let array = [
[
['firstName', 'Mary'],
['lastName', 'Jenkins'],
['age', 36],
['gender', 'female'],
],
[
['lastName', 'Kim'],
['age', 40],
['gender', 'female'],
], [
['firstName', 'Joe'],
['age', 42],
['gender', 'male'],
],
]
array.map(function (el) {
return Object.assign({}, el)
})
然而,这就是它在控制台中的显示方式
我试过array.flat()
但没有按预期工作
我希望结果看起来像这样
[[{firstName : 'Mary'}.{lastName : 'jenkins'},..],...]
你想要一个对象列表,还是一个键值(对)对象列表?
let array = [ [ ['firstName', 'Mary'], ['lastName', 'Jenkins'], ['age', 36], ['gender', 'female'], ], [ ['lastName', 'Kim'], ['age', 40], ['gender', 'female'], ], [ ['firstName', 'Joe'], ['age', 42], ['gender', 'male'], ], ] const listOfObjects = array.map(Object.fromEntries); console.log(listOfObjects.map(JSON.stringify).join('\n'));
.as-console-wrapper { top: 0; max-height: 100%;important; }
let array = [ [ ['firstName', 'Mary'], ['lastName', 'Jenkins'], ['age', 36], ['gender', 'female'], ], [ ['lastName', 'Kim'], ['age', 40], ['gender', 'female'], ], [ ['firstName', 'Joe'], ['age', 42], ['gender', 'male'], ], ] const listOfListOfPairs = array.map(items => items.map(item => Object.fromEntries([item]))); console.log(listOfListOfPairs.map(JSON.stringify).join('\n'));
.as-console-wrapper { top: 0; max-height: 100%;important; }
您可以使用Object.fromEntries
。
在你的情况下,这样的事情会起作用:
let array = [ [ ['firstName', 'Mary'], ['lastName', 'Jenkins'], ['age', 36], ['gender', 'female'], ], [ ['lastName', 'Kim'], ['age', 40], ['gender', 'female'], ], [ ['firstName', 'Joe'], ['age', 42], ['gender', 'male'], ], ] const asObjects = array.map((entries) => Object.fromEntries(entries)) console.log(asObjects)
声明:本站的技术帖子网页,遵循CC BY-SA 4.0协议,如果您需要转载,请注明本站网址或者原文地址。任何问题请咨询:yoyou2525@163.com.