题解 | #监听对象#
监听对象
https://www.nowcoder.com/practice/2cd8f8421e9b42b98152f56ef5e0ac79
let keys = Object.keys(person)
for (let item of keys) {
let key = person[item]
Object.defineProperty(person, item, {
set(newvalue) {
key = newvalue
_render(ul);
},
get() {
return key
}
})
}
