javascript - 从字典数组 JavaScript 中获取键的值

Question

这个问题在这里已经有了答案:





From an array of objects, extract value of a property as array

(24 个回答)


3年前关闭。




所以在Javascript中我有一个结构如下的数组:

car = [{id: "1", brand: "Opel"}, {id: "2", brand: "Haima"},{id: "3", brand: "Toyota"}]

我怎样才能获得所有品牌的值(value)。

Answer 1

这应该有助于:

const car = [{id: "1", brand: "Opel"}, {id: "2", brand: "Haima"},{id: "3", brand: "Toyota"}];

const brands = car.map(({ brand }) => brand);