Press space, click on the screen or tap the screen if on mobile, then insert 2 different dates you would like to compare, they can be anything, a relative's or celebrities lifespan, age difference between 2 people, anything. Insert the year, the month then the date of the older date, and the same for the more recent date. You could do the more recent then older date, it works either way
My previous project had a lot of problems that I kept solving and every time I made an adjustment it would solve that 1 case but ruin another case for some reason that I don't know of so I deleted and remade it all over again and did as many tests and cases checking and it works perfectly. Tue 7 Jul 2025, I made the code more elegent and solved a lot of problems, like the leap days