📅  最后修改于: 2022-03-11 15:04:03.554000             🧑  作者: Mango
const obj = {
log: ['a', 'b', 'c'],
get latest() {
if (this.log.length === 0) {
return undefined;
}
return this.log[this.log.length - 1];
}
};
console.log(obj.latest);
// expected output: "c"