📅  最后修改于: 2022-03-11 15:05:17.079000             🧑  作者: Mango
(+/-)(n)(d/w/m/y)
-1d or +1d date before or after 1 day of the current date
-1w or +1w date before or after 1 week of the current date
+2m date after two months of the current date