摘要: 实验任务1 实验源码: # 字符串的基本操作 x='nba FIFA' print(x.upper()) print(x.lower()) print(x.swapcase()) print() x='abc' print(x.center(10,'*')) print(x.ljust(10,'*' 阅读全文
posted @ 2023-03-26 20:55 丁悦 阅读(46) 评论(0) 推荐(0)