Bash (Unix shell)

Bash Scripting

Getting Started

Here is an example bash script

#!/bin/bash
# A simple variable example
myvariable=Hello
anothervar=Fred

echo $myvariable $anothervar

Usage

Basic If Statements

===Comparisons

• -eq is ==
• -gt is >
• -ge is >=

.bashrc

Your .bashrc file will be loaded for each terminal.

Presentation of Shell Variable

Add the following to show your

PS1='\[\e]0;\u@\h: \w\a\]${debian_chroot:+($debian_chroot)}\[\033[01;32m\]\u@\h\[\033[00m\]:\[\033[01;34m\]\w\[\033[00m\]\$'