check env variables linux code example
Example 1: show env in bash
#show all variable
printenv
#result one variable
echo $LOCALAPPDATA
Example 2: linux set environment
# syntax
# setenv SHELL *<filepath-of-file-containing-environment-settings>
# example
setenv SHELL /usr/bin/bash
Example 3: linux set environment variable
# Linux - Bash
# syntax
# export *<variable-name>=*<variable-value>;
# example
export ORACLE_SID='sales_database';