Adding Arrays

Addition Operations

break

case statement

Command Substitutions

continue

decimal

Deleting Arrays

Deleting substring

elif staement

Extracting substring

for loop list/range

for loops C-style

if ... else

loop an array

nested if statement

Passing one Argument to a

power

read

remainder

Replacing substring

Simple arrays

Special bash variables

substring

until loop

Upper Lower case

Variables & Data types

while loop

																					#!/bin/bash

datetime=$(date) #date
echo $datetime

# Thu 16 Sep 2021 09:24:13 PM EDT

distro=$(cat /etc/os-release | egrep '^NAME=')
echo $distro

# NAME=Ubuntu

echo $(whoami)

# richard