Bash Shell Variables an Introduction

[ Thanks to Andrew Weber for this link. ]

"Variables are symbolic names for memory in which you can assign values, as well as read the contents or manipulate the contents. Put in a simpler form, variables are a selection of information you save to be used again. Every variable has a value, the information you have assigned to that variable. Here is an example:

#!/bin/bash

PURPOSE=mail
echo $PURPOSE

Complete Story

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