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Python 函数实战|统计字符串元音字母个数

  • 2026-08-20 16:06:13
Python 函数实战|统计字符串元音字母个数

Python 函数实战｜统计字符串元音字母个数

Python 函数入门练习题
自定义函数统计字符串里面元音字母 a e i o u A E I O U 的数量

逻辑思路：
1. 设置计数器初始值为 0
2. for 循环遍历字符串每一个字符
3. 判断字符是否属于元音集合，符合条件计数器 + 1
4. return 返回统计结果，调用函数打印输出结果
新手练手小题，看懂循环 + if 判断 + 函数 return，收藏练习！

#python #python 自学 #python 函数 #编程入门 #零基础学 Python #python 练习题 #代码学习 #python 循环

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      1. CONNECT:[ UseTime:0.001058s ] mysql:host=127.0.0.1;port=3306;dbname=f_mffb;charset=utf8mb4
      2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001573s ]
      3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.001305s ]
      4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.001460s ]
      5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001374s ]
      6. SELECT * FROM `set` [ RunTime:0.000555s ]
      7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001412s ]
      8. SELECT * FROM `article` WHERE `id` = 509546 LIMIT 1 [ RunTime:0.008707s ]
      9. UPDATE `article` SET `lasttime` = 1787297756 WHERE `id` = 509546 [ RunTime:0.003399s ]
      10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000634s ]
      11. SELECT * FROM `article` WHERE `id` < 509546 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.001351s ]
      12. SELECT * FROM `article` WHERE `id` > 509546 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.001214s ]
      13. SELECT * FROM `article` WHERE `id` < 509546 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.003574s ]
      14. SELECT * FROM `article` WHERE `id` < 509546 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.009760s ]
      15. SELECT * FROM `article` WHERE `id` < 509546 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.013031s ]
      0.220300s