天问-高知学习中心
General Category => 网站软件工具 => Topic started by: laofuzi on December 08, 2022, 08:24:19 PM
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https://jingyan.baidu.com/article/ce09321b5b00646aff858fbc.html (https://jingyan.baidu.com/article/ce09321b5b00646aff858fbc.html)
=IF(COUNTIF(B$1:B$156,A2)=0,"",A2)
B$1:B$156这是第二列的数据选择,如果第二列数据很多,需要把156改大一点。