unset

환경변수 해제

unset [-f] [-v] [-n] [name ...]
unset JAVA_HOME

• unset [OPTIONS]… [name …]
• [OPTIONS]…
  • -f: treat each NAME as a shell function
  • -v: treat each NAME as a shell variable
  • -n: treat each NAME as a name reference and unset the variable itself rather than the variable it refreences

• export