const for core> const {flags} (const_name) (initial_value)
const_name: constant nameinitial_value: equals sign followed by constant value| input | output | 
|---|---|
| nothing | nothing | 
Create a new parse-time constant.
>constx=10
Create a composite constant value
>constx= { a:10, b:20 }
This command is a parser keyword. For details, check: https://www.nushell.sh/book/thinking_in_nu.html
    Copyright © 2019–2023 The Nushell Project DevelopersLicensed under the MIT License.
    https://www.nushell.sh/commands/docs/const.html