python之字符串反转 

1 def main():
2     a = "abcdefg"
3     a = a[::-1]
4     print(a)
5 
6 if __name__ == '__main__':
7     main()

 

posted @ 2019-02-21 17:33  BoomOoO  阅读(139)  评论(0)  编辑  收藏  举报