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I have date in the format of 10/2/23. How can I get the difference of 10/2/23 to todays date? Please advise.

bhu
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    duplicates: [Quickly calculate date differences](https://unix.stackexchange.com/q/24626/44425), [Calculate time difference between two dates](https://unix.stackexchange.com/q/539854/44425), [Date Difference Calculation](https://unix.stackexchange.com/q/317139/44425)... – phuclv May 22 '23 at 01:22
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    is that day month year or month day year? – Jaromanda X May 22 '23 at 01:22
  • see also [Unix: how to get number of days from a given date like 10Dec2022](https://unix.stackexchange.com/questions/740516/unix-how-to-get-number-of-days-from-a-given-date-like-10dec2022) – steeldriver May 22 '23 at 01:23
  • This question does not show the first step effort. Perhaps ChatGPT make this all for you. – Thibault LE PAUL May 28 '23 at 19:13

1 Answers1

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Time diff in integral seconds or integral days:

$ echo $(($(date +%s -d "10/2/23") - $(date +%s)))
11485596
$ echo $((($(date +%s -d "10/2/23") - $(date +%s))/(24*60*60)))
132
stevea
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