Reopening #503 as requested. The attachment contains a formula using a union argument which is working fine at least in my Excel365 (but has been working with previous versions of Excel as well; union ...
built with cc (Ubuntu 11.4.0-1ubuntu1~22.04) 11.4.0 for x86_64-linux-gnu ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results