Example

Source value

Value

Unit

Direction

Result

2009-12-24T16:23

10

YEAR

Forward

2019-12-24T16:23

2009-12-24

10

DAY

Forward

2010-01-03

2009-12-30

10

MONTH

Backward

2009-02-28

2009-11

1

QUARTER

Forward

2010-02

2009-11

1

DAY

Forward

2009-11

2009-01-01

3

As source

Forward

2011-01-04

2011-Q1

3

As source

Forward

2011-Q4