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About the maximum number of rows and columns in the csv file

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Posted on 6/30/2021 2:49:11 PM | | | |
excel 2003 =2^16 = 65 536
excel 2007 = 2^20 = 1048576

Excel 2003, maximum number of rows 2^16=65536, the maximum number of columns is 256
Excel 2007, maximum number of rows 2^20=1048576, the maximum number of columns is 16384

In fact, there is no limit on the maximum number of lines in csv, but if Excel is opened, it can only display the above data, and if there are more, it will not be displayed.
More than 2 million pieces of data were generated using program tests, and the test results are as follows:



CSV file, you can use Notepad or EditPlus or Notepad++ to open it, and the data is still there. A csv file is made up of a batch of strings with line breaks.






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