addmonth adds months to a base date according to a format.
When you have installed the Go, Please execute following go get command:
go get -u github.com/qt-luigi/addmonth$ addmonth -h
-m 2 -b 20200229 -> 20200430
-m -1 -b 20200331 -> 20200229
Usage:
adddate [-m months]
[-b basedate | -f format | -b basedate -f format]
Arguments are:
-m months
adding months
-b basedate
base date (default: today (ex. 20200505))
When don't use with -f option, a format is yyyymmdd
-f format
base date format by Go (default: 20060102)
When don't use with -b option, a value is 20060102MIT
Ryuji Iwata
This tool is mainly using by myself. :-)