1、保持原排序方法
let obj= { aa: '11', cc: '33', bb: '22' } function objSort(obj) { let newkey = Object.keys(obj).sort() let newObj = {} for (let i = 0; i < newkey.length; i++) { newObj[newkey[i]] = obj[newkey[i]] } return newObj } for (let item in objSort(obj)){ console.log(item) }
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