Unix - What is Shell?

$date
Thu Jun 25 08:30:19 MST 2009

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Example Script:

#!/bin/sh

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#!/bin/bash
pwd
ls

						
Shell Comments:

#!/bin/bash

# Author : Zara Ali
# Copyright (c) .com
# Script follows here:
pwd
ls

						

$chmod +x test.sh

						

$./test.sh

						

/home/amrood
index.htm  unix-basic_utilities.htm  unix-directories.htm  
test.sh    unix-communication.htm    unix-environment.htm

						
Extended Shell Scripts:

#!/bin/sh

# Author : Zara Ali
# Copyright (c) .com
# Script follows here:

echo "What is your name?"
read PERSON
echo "Hello, $PERSON"

						

$./test.sh
What is your name?
Zara Ali
Hello, Zara Ali
$