0 ?????

?? ?????????? ???????? ?????

0 ????? ?? ??? ???? ?? 31 ??????

?? ??????? ?????? [ ????? ]

0 ????? ????? ????? ???? ??? ??? 1 ????? ?? ??????? ?????? ??????.

?? ??????????? [ ????? ]

????? [ ????? ]

  1. "XL2000: Early Dates on Office Spreadsheet Component Differ from Excel" . Microsoft . Retrieved 2007-12-08 . In the Microsoft Office Spreadsheet Component, the value 0 evaluates to the date December 30, 1899 and the value 1 evaluates to December 31, 1899. ... In Excel, the value 0 evaluates to January 0, 1900 and the value 1 evaluates to January 1, 1900.