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## Re: How to calculate date relative to another date?

**From**: |
Sami Kerola |

**Subject**: |
Re: How to calculate date relative to another date? |

**Date**: |
Tue, 21 May 2019 20:46:26 +0100 |

On Tue, 21 May 2019 at 19:00, Peng Yu <address@hidden> wrote:
>* For example, I want to calculate 5 years less a month from May 2018,*
>* i.e., "2018/05", the result should be "2013/06".*
>
>* https://www.gnu.org/software/coreutils/manual/html_node/Examples-of-date.html*
>
>* I don't think the direct calculation of this kind of relative date is*
>* possible with coreutiles' date command. Some kind of external*
>* arithmetic calculation must be used. Is it so?*
Seems to work fine when date specification is not quite as ambiguous
as "2018/05".
$ date --iso --date='2018-05-01 5 years ago'
2013-05-01
--
Sami Kerola
http://www.iki.fi/kerolasa/

**How to calculate date relative to another date?**, *Peng Yu*, `2019/05/21`
**Re: How to calculate date relative to another date?**,
*Sami Kerola* **<=**
**Re: How to calculate date relative to another date?**, *Peng Yu*, `2019/05/21`
**Re: How to calculate date relative to another date?**, *Leslie S Satenstein*, `2019/05/21`
**Re: How to calculate date relative to another date?**, *Steeve McCauley*, `2019/05/22`
**Re: How to calculate date relative to another date?**, *Michael Stone*, `2019/05/22`
**Re: How to calculate date relative to another date?**, *Bernhard Voelker*, `2019/05/23`
**Re: How to calculate date relative to another date?**, *Egmont Koblinger*, `2019/05/23`

**Re: How to calculate date relative to another date?**, *Egmont Koblinger*, `2019/05/23`