Is your feature request related to a problem? Please describe.
Doc string states:
Date().weekday -> 5 // fifth day in the current week.
Guess what, 5 is not friday. It's thursday. It makes some sense after i dug deeper, but as a programmer, i assumed monday could be 0 or 1, therefore thursday should be 3 or 4. Monday is 2! Because sunday is 1!
**Describe the solution you'd li