上一篇 oio 菜鸟网 https://www.runoob.com 2020-04-30 下一篇 python-练习 hexo - 优化+花俏: https://www.liaofuzhan.com/posts/1599400735.html 41-字符串格式化 “%s is %s years old” % (‘bob’, 23) # 常用 2020-04-29 self-learning