let ary=[
{label: "张三", value: "001"},
{label: "李四", value: "002"},
]

我想改成

let ary=[
{id: 1,label: "张三"},
{id: 2,label: "李四"},
]

这样一个循环就可以处理了

ary.forEach(function (item) {
              item.id = Number(item.value)
              delete item.value
})

 

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