bash get environment variable code example
Example 1: env variable bash
#print enviornment variable bash
echo $TEST_VAR
Example 2: bash set environment variable
# Linux - Bash
# syntax
# export *<variable-name>=*<variable-value>;
# example
export ORACLE_SID='sales_database';
Example 3: env variable bash
#Set envionrment variable bash
TEST_VAR='Hello World!'
Example 4: bash get environment variable
Just type next command to list all environments varialbes in terminal:
printenv