如何快速拿到对象里面的key

最简单最快的

let obj = {
	name: 'hwl',
	hello: 'world
}
Object.keys(obj)
 console.log(Object.keys(obj)); =>  (2) ["name", "hello"]

猜你喜欢

转载自blog.csdn.net/weixin_43565820/article/details/90754790