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Python 内置函数|这些现成工具直接用

  • 2026-08-18 23:12:05
Python 内置函数|这些现成工具直接用

Python 内置函数｜这些现成工具直接用

写 Python 不用什么都自己写
内置函数就是 Python 提前写好的工具，不用定义，直接调用。

整理 4 页干货，看懂 print、len、type、range 常用内置函数。
print ()：输出打印内容
len ()：获取数据长度
type ()：查看数据类型
range ()：生成数字序列

新手高频工具，日常写代码经常会碰到。
避开踩坑点，零基础也能看懂，收藏反复看。

#Python #Python 零基础 #Python 内置函数 #Python 学习笔记 #编程入门 #自学 Python #Python 基础 #代码学习 #小白学编程 #Python 函数

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      1. CONNECT:[ UseTime:0.001041s ] mysql:host=127.0.0.1;port=3306;dbname=f_mffb;charset=utf8mb4
      2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001784s ]
      3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000651s ]
      4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000755s ]
      5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001620s ]
      6. SELECT * FROM `set` [ RunTime:0.000622s ]
      7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001661s ]
      8. SELECT * FROM `article` WHERE `id` = 510302 LIMIT 1 [ RunTime:0.005106s ]
      9. UPDATE `article` SET `lasttime` = 1787297828 WHERE `id` = 510302 [ RunTime:0.039193s ]
      10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.005368s ]
      11. SELECT * FROM `article` WHERE `id` < 510302 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.006359s ]
      12. SELECT * FROM `article` WHERE `id` > 510302 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.016579s ]
      13. SELECT * FROM `article` WHERE `id` < 510302 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.002432s ]
      14. SELECT * FROM `article` WHERE `id` < 510302 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.002139s ]
      15. SELECT * FROM `article` WHERE `id` < 510302 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.002298s ]
      0.270723s