clear all; clc; a = []; %不是null,也不能什么都不是 for i=1:10 a = [a i]; end 相关文章: 2022-12-23 2021-07-12 2021-07-08 2022-12-23 2021-05-16 2021-07-30 2022-12-23 2022-12-23