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Python for 循环|零基础快速上手

  • 2026-08-24 09:34:57
Python for 循环|零基础快速上手

Python for 循环｜零基础快速上手

还在一遍一遍重复写相同代码？

for 循环就是帮我们自动完成重复操作。

看懂基础语法、range 用法、遍历数据、嵌套循环，新手也能快速掌握。

整理了常用示例和踩坑点，跟着练就能学会。

#Python #Python 入门 #Python 自学 #编程零基础 #for 循环 #编程学习 #Python 基础 #小白学编程

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      1. CONNECT:[ UseTime:0.000907s ] mysql:host=127.0.0.1;port=3306;dbname=f_mffb;charset=utf8mb4
      2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001681s ]
      3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000726s ]
      4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000646s ]
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      9. UPDATE `article` SET `lasttime` = 1787541838 WHERE `id` = 512077 [ RunTime:0.015043s ]
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      15. SELECT * FROM `article` WHERE `id` < 512077 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.061991s ]
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