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tldr/pages/common/printenv.md

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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}}