摘要: 1. 数据类型int,bool,str,listtuple:只读()dictset:{} 2. str索引与切片(1) s = 'sddsdsd' #索引值从0开始s1 = s[0]print(s1) #sdds 切片:顾头不顾尾s2 = s[0:4] print(s2) #取字符串最后一位s3 = 阅读全文
posted @ 2021-08-09 21:40 hbfengj 阅读(78) 评论(0) 推荐(0)