`date now` for date

Get the current date.

Signature

> date now

Get the current date and display it in a given format string.

> date now | date format "%Y-%m-%d %H:%M:%S"

Get the time duration from 2019-04-30 to now

> (date now) - 2019-05-01

Get the time duration since a more accurate time

> (date now) - 2019-05-01T04:12:05.20+08:00

Get current time in full RFC3339 format with timezone

> date now | debug