摘要: 实验任务一1 x = 'nba FIFA' 2 print(x.upper()) 3 print(x.lower()) 4 print(x.swapcase()) 5 print() 6 7 x = 'abc' 8 print(x.center(10, '*')) 9 print(x.ljust(1 阅读全文
posted @ 2023-03-28 22:51 甄支龙 阅读(43) 评论(0) 推荐(0)