摘要: 成员运算 in 判断在...里面 not in 取反 print('a' in 'hello world aaa') print('hello' in 'hello world aaa') print('jason' in ['jason', 'egon', 'kevin']) # 字典参与成员运算 阅读全文
posted @ 2021-06-01 19:30 余昆 阅读(66) 评论(0) 推荐(0)