oleibman

Aside from fixing the phpstan, phpcs, and php-cs-fixer problems: If there is a problem which this PR solves, please open an issue so that we can track it. Also, please...

Thank you for the sample file and the screenshots. The missing chart is a bug in PhpSpreadsheet which I will investigate. The renderer uses its own palette. We do not...

Ugh! There are many descriptions of COUNTIF on the web, including [Microsoft's own](https://support.microsoft.com/en-au/office/countif-function-e0de10c6-f885-4e71-abb4-1f464816df34), and none of them describe this behavior. Further, while they all have lists of gotchas, none of...

Unable to debug without file (format-laporan.xlsx) and data (allDokumenDipinjam()).

Unable to help without a file that demonstrates the problem.

Your code creates an error-free spreadsheet for me. I did need to comment out the `ob_end_clean` call because it doesn't match up with an earlier ob_start. Of course, if that...

Just guessing, but I would be interested to know if there is any difference between the settings for `error_reporting` and `display_errors` in your 2 environments.

Confirmed. You have certainly opened a can of worms here. In addition to the problem you've documented, there are at least two others. A defined name with a name like...

"New" seems relative. It appears that the 2 extra files date back to at least Excel 2013. They were not present in Excel 2007. I don't have access to a...

Our unit test suite runs with both ZipStream3 (nightly) and ZipStream2 (8.0, 8.1, 8.2), and none of those report a problem. It sounds like there is a problem in your...