摘要: 代码如下: 1 old = "1" 2 new = old + 1 3 print(new) 运行后报错如下: 1 Traceback (most recent call last): 2 File "D:/project/testStudy/test1201.py", line 2, in <mo 阅读全文
posted @ 2020-08-03 10:27 luchildren 阅读(1993) 评论(0) 推荐(0)