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Excel教程:查找指定重复字符所在位置

  • 2026-08-11 23:20:30
Excel教程:查找指定重复字符所在位置

网友询问的问题,惯例先放问题截图

问题分析:

网友提供的字符串有多个竖杠,要求找到第三个竖杠在字符串中的位置,他使用了FIND函数,结果不是他要的。

为什么他使用FIND函数,没有得到正确的结果。

先看下FIND的官方解释

网友之所以使用FIND函数,没有得到正确的结果,是因为他对于FIND函数参数的错误理解,FIND函数第三参数,在官方的解释中是“指定开始进行查找的字符”,估计很多童鞋看了会不理解,我还是说人话的比较好。

第三参数简单说明:从文本中开始查找的起始位置,如果是1,就是从文本的第一个位置开始查找,这个1可以省略不写,网友给的第三参数是3,也就是是从文本的第三位开始查找。所以他得到的结果是4。

看完上面的解释,大家会明白一点,FIND这个函数是没有查找指定重复文本位置的功能的,但我们是可以找帮手的,我们可以借用其他函数的帮助来达到我们的目的。

我们现在要请函数SUBSTITUTE来帮忙,函数SUBSTITUTE是一个查找替换的函数,并且这个函数有一个功能,可以指定查找替换文本中的第几个要替换的文本。

通过函数SUBSTITUTE我们可以先将文本中的第三个横杠替换成一个特定唯一的字符。

再通过FIND函数查找替换后的特定唯一字符所在的位置数,从而得到我们要的结果。

最后,将两个步骤组合起来,一步到位。

在目标单元格D5输入公式

=FIND("/",SUBSTITUTE(B5,"|","/",3))

文章中问题的解决方法可能不止于此,读者可能也有更优的方法,欢迎大家留言讨论,提出自己的建议和方法,对文章有建议或者不明白的方面,也欢迎大家在文末留言区留言。

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  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001377s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.001801s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000635s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001444s ]
  6. SELECT * FROM `set` [ RunTime:0.008524s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001478s ]
  8. SELECT * FROM `article` WHERE `id` = 545396 LIMIT 1 [ RunTime:0.004939s ]
  9. UPDATE `article` SET `lasttime` = 1786528551 WHERE `id` = 545396 [ RunTime:0.043190s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.002178s ]
  11. SELECT * FROM `article` WHERE `id` < 545396 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.009850s ]
  12. SELECT * FROM `article` WHERE `id` > 545396 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.020963s ]
  13. SELECT * FROM `article` WHERE `id` < 545396 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.047183s ]
  14. SELECT * FROM `article` WHERE `id` < 545396 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.007703s ]
  15. SELECT * FROM `article` WHERE `id` < 545396 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.043198s ]
0.398922s