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Shell Scripting Tutorials: Function

Rajesh Kumar May 14, 2023 1 Comment

find_average() 
{
	sum=0
	i=1
	len=$#
	x=$((len + 1))
	while [ $i -lt $x ]
	do
		arg=${!i}
		sum=$((sum + arg))
		i=$((i + 1 ))
	done
	avg=$((sum / len))
	return $avg
}

find_average 10 20 30 40
echo $?

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