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A C++ library for reading, writing, creating and modifying Microsoft Excel® (.xlsx) files.

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Working in VS Community Edition 2022, I have successfully built OpenXLSX through CMake and DOxygen docs, run all demo programs as console apps. I need to use OpenXLSX in an...

question

Bumps [scipy](https://github.com/scipy/scipy) from 1.5.4 to 1.10.0. Release notes Sourced from scipy's releases. SciPy 1.10.0 Release Notes SciPy 1.10.0 is the culmination of 6 months of hard work. It contains many...

dependencies

When opening the "Demo3.xlsx" file with Excel 2019, Excel prompts. ![Excel2019Prompt](https://github.com/troldal/OpenXLSX/assets/29378214/888faaa0-7805-444d-aec8-81dac9abc01f) This is exactly the same as the previous feedback from [bytehammer2](https://github.com/bytehammer2) ([Issue #105](https://github.com/troldal/OpenXLSX/issues/105)). After clicking "Yes", the file is...

hi there, i have many xlsx files to read, so i load different document in different thread, each thread has a OpenXLSX::XLDocument object, and got the exception "bad allocation", i...

I was able to find a documentation for this project [here](https://troldal.github.io/OpenXLSXDoc/index.html). But it is considerably different from the actual product. I believe it is really out-of-date. Anyways it should be...

help wanted
discuss

![image](https://github.com/troldal/OpenXLSX/assets/111327195/8aee6dfc-ccc9-4b8e-94e5-61a866b91c1a) Original worksheet: ![image](https://github.com/troldal/OpenXLSX/assets/111327195/e5ee4673-a6a4-4242-a5a9-1f711d927085) After cloning: ![image](https://github.com/troldal/OpenXLSX/assets/111327195/2ce1dcd7-a38d-4ebb-ab2d-6814ac1566bd)

Unless I'm mistaken, it's not possible to read a XLSX file from memory, only from disk, right? Could this easily be added?

enhancement
question
discuss

OpenXlSX version: Jul 3, 2022 ## issue 1. the value of formula won't automatical update in office2016[ just show 0 ], not test in 2019 and in 365 it's fine....

enhancement

124 lines of code: ```C++ auto rv = std::vector(worksheet.row(2).values()); ``` Reading the first row of data was successful, but an error was reported when reading the second row of data....

On branch topic/fix-ZippyTempArchive Changes to be committed: modified: OpenXLSX/external/zippy/zippy.hpp + Fixed a bug in the generation of the pathname for a temporary archive used during a save operation. The implementation...