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Python字符串学习保姆级

  • 2026-02-06 16:56:05
Python字符串学习保姆级

Python字符串学习保姆级

领资料点这里👇👇👇
点击这行蓝色字，自动掉落编程学习资料哈！
资料已经打包好了，需要的关注公众号发送“111”领取
从索引分片到各种内置方法，`find`、`split`、`replace`… 一篇搞懂字符串所有操作，编程效率直接拉满🚀
不管是序列相加、乘法妙用，还是格式化输出，这些技巧让你写代码像开了挂✨
Python入门必看，码住这篇，字符串操作再也不迷糊～
#python #编程 #python学习 #计算机 #sql #数据分析项目 #数据分析 #机器学习

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  1. CONNECT:[ UseTime:0.000595s ] mysql:host=127.0.0.1;port=3306;dbname=f_mffb;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000899s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.002794s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.001388s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000587s ]
  6. SELECT * FROM `set` [ RunTime:0.000422s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000730s ]
  8. SELECT * FROM `article` WHERE `id` = 473934 LIMIT 1 [ RunTime:0.002220s ]
  9. UPDATE `article` SET `lasttime` = 1770437829 WHERE `id` = 473934 [ RunTime:0.016116s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000341s ]
  11. SELECT * FROM `article` WHERE `id` < 473934 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000701s ]
  12. SELECT * FROM `article` WHERE `id` > 473934 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000365s ]
  13. SELECT * FROM `article` WHERE `id` < 473934 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.006437s ]
  14. SELECT * FROM `article` WHERE `id` < 473934 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.004555s ]
  15. SELECT * FROM `article` WHERE `id` < 473934 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.015728s ]
0.124824s