> Office developers have been wanting to write JavaScript custom functions for many reasons, such as:
> • Calculate math operations, like whether a number is prime.
It saddens me that this is a thing we want Javascript for.
So anyway, now we have XLL, COM, VBA, and Javascript. All of them different but overlapping ways to extend what Excel can do. Am I missing any?
> It saddens me that this is a thing we want Javascript for.
It might be a small comfort, but Javascript is getting arbitrary precision integer support this year:
https://github.com/tc39/proposal-bigint
Power Query M
My, that's nifty! Sad I've overlooked it, happy that it exists.
RTDServer
Thanks for this -- I have some COM automation that would greatly benefit from RTDServer, now that I know about it.
Master Data Services
VSTO