date now for date> date now {flags} 
| input | output | 
|---|---|
| nothing | datetime | 
Get the current date and display it in a given format string.
>date now|format date"%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
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