unset remove environment variables from the current session. This tool allows users to clear previously set variables, affecting the shell environment and potentially the behavior of subsequent commands or scripts.


unset [VARIABLE]...
  • VARIABLE: The name of the environment variable to remove. Multiple variable names can be provided, separated by spaces.

See also#

  1. Phoenix-RTOS shell

  2. Phoenix-RTOS Utilities

  3. Table of Contents