Incorrect Date&Time difference inputs name

It’s seems like A and B inputs name were mixed up
Снимок экрана 2024-06-17 в 11.06.04

What is 100ms? Milliseconds?

Yes. According ISO standard) My question is not about it. Question is Now (A) is greater than Past (B). You just need to swap A and B designation to achieve logic. This topic has already discussed half year ago…

Fix ready. Check pls.