Variabel Linux Lihat Variabel Lingkungan
printenv
Impossible Iguana
printenvvi ~/.bash_profile# syntax
# setenv SHELL *<filepath-of-file-containing-environment-settings>
# example
setenv SHELL /usr/bin/bash# Linux - Bash
# syntax
# export *<variable-name>=*<variable-value>;
# example
export ORACLE_SID='sales_database';