Shell Scripting - How do you read arguments in a shell program

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How do you read arguments in a shell program - $1, $2 ?

Total Answers and Comments: 5

Last Update: May 31, 2007

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Submitted by: Muthu

#!/bin/sh
for i in $*
do
echo $i
done

On executig the above script with any number of command-line arguments it will display all the parametsrs.

Above answer was rated as good by the following members:
balaksara, sesethi, pmchaurasia, kavinithas

June 02, 2005 07:25:16

Muthu

RE: How do you read arguments in a shell program - $1, $2 ?

#!/bin/sh
for i in $*
do
echo $i
done

On executig the above script with any number of command-line arguments it will display all the parametsrs.

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2 1

Overall Rating: +1

June 03, 2005 12:47:02

joadavis

RE: How do you read arguments in a shell program - $1, $2 ?

$1 would be the first command line argument $2 the second and so on
$0 is the name of the script or function

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July 05, 2005 01:00:49

abhay

RE: How do you read arguments in a shell program - $1, $2 ?

Shell script accepts parameters in following format...
$1 : first
$2 : second....so on upto
$9 : 9th param
whereas $0 : gives script/function name
If your script has more than 9 params then accept in following way...
${12} : 12th param
${18} : 18th param

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February 21, 2007 02:33:33

Tuku

RE: How do you read arguments in a shell program - $1,...

U can also use Shift for getting the behind 9th parameters.........

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May 31, 2007 05:28:36

vaibhavjain85

Member Since: May 2007 Contribution: 2

RE: How do you read arguments in a shell program - $1,...

by using :

exec<$1 or exec<$2

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