---
syntax: markdown
tags: [tldr, common]
source: https://github.com/tldr-pages/tldr.git
---
# printenv

> Print values of all or environment variables.
> More information: <https://www.gnu.org/software/coreutils/manual/html_node/printenv-invocation.html>.

- Display key-value pairs of all environment variables:

`printenv`

- Display the value of a specific variable:

`printenv {{HOME}}`

- Display the value of a variable and end with NUL instead of newline:

`printenv {{[-0|--null]}} {{HOME}}`
