clc;clear ii=1 p1 = [1 2;3 4] str = ['p',num2str(ii)] str2 = eval(str) aaa = str2 + 5 whos 相关文章： 2021-10-08 2022-02-12 2022-12-23 2022-12-23 2022-12-23 2022-12-23