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Excel教程:这几个文本提取函数合在一起用无敌了

  • 2026-06-29 01:20:09
Excel教程:这几个文本提取函数合在一起用无敌了

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今天要跟大家分享的是掌握函数必学的几个文本提取函数,为什么这样说呢,因为这个几个文本提取函数在我们数据批量处理上有着非常大的帮助,从Office2013版出来开始就有网友调侃说Ctrl+E快速填充可以把这几个文本提取函数给替代了,从智能拆分数据和理解难易度评价的确Ctrl+E快速填充好掌握也好理解。

但是论扩展性还是得文本函数本身,因为Ctrl+E只能对相邻单元格数据进行批处理,如果不在相邻的两个单元格还得看函数处理。

LEFT从左开始提取字符

学过英语的都知道LEFT是左边的意思,顾名思义,该函数提取字符串内容就是从左边往右边提取,LEFT函数有两个参数,第一参数是要提取的单元格内容,第二参数是从左边开始要提取多少位,下面案例演示需要从B列单元格数据中从左往右提取3位字符,我们在C3单元格中输入公式=LEFT(B3,3)

RIGHT从右开始提取字符

上一个案例学习了LEFT从左边提取函数后接着我们来学习一下RIGHT,原理和函数语法其实和LEFT相似,只不过提取的内容为从右边提取罢了。
MID从字符串某个位置提取N个字符
这个MID函数和前面的LEFT、RIGHT区别是可以灵活的从字符串指定的位置开始提取若干个字符串,该函数语法有三个参数,第一参数是指定开始提取字符串位置,第二参数是从左往右开始提取多少位,第三参数从提取位置要提取多少位,以下面演示案例例举说明,从第四位字符串开始提取5位字符串内容,我们只需要在C3单元格中输入公式=MID(B3,4,5)下拉填充公式即可。

LEN函数计算字符串个数

要想知道单元格中有多少个字符时,我们可以使用LEN函数来计算,主要LEN函数是计算单元格字符串个数,和后面的LENB字节个数是有差别的哦。

LENB函数计算字符串的字节个数

字符串和字节个数可能大家有些没分清楚,下面举个例子说明一下,以B3单元格为例,单元格内容“004斜线表”如果用LEN统计字符个数结果为6,若是用LENB统计字节个数结果为9,差异的3是因为统计字节时中文的每个汉字等于2字节。
最后给大家分享一个提取单元格中纯汉字内容的公式,在C3单元格中输入公式=MID(B3,MATCH(2,LENB(MID(B3,ROW(INDIRECT("1:"&LEN(B3))),1)),),LENB(B3)-LEN(B3))按Ctrl+SHIFT+Enter三键结束,因为这是一个数组公式。
今天的分享就到这,如果教程对大家有用,希望大家多多分享点赞支持小编哦!你的每一次点赞和转发都是支持小编坚持原创的动力。

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  1. CONNECT:[ UseTime:0.000618s ] mysql:host=127.0.0.1;port=3306;dbname=h_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000658s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.007471s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.006004s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001069s ]
  6. SELECT * FROM `set` [ RunTime:0.000253s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000736s ]
  8. SELECT * FROM `article` WHERE `id` = 529617 LIMIT 1 [ RunTime:0.000465s ]
  9. UPDATE `article` SET `lasttime` = 1782981905 WHERE `id` = 529617 [ RunTime:0.011805s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.009236s ]
  11. SELECT * FROM `article` WHERE `id` < 529617 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.012188s ]
  12. SELECT * FROM `article` WHERE `id` > 529617 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000794s ]
  13. SELECT * FROM `article` WHERE `id` < 529617 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.001438s ]
  14. SELECT * FROM `article` WHERE `id` < 529617 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.026801s ]
  15. SELECT * FROM `article` WHERE `id` < 529617 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.017873s ]
0.170128s