Linux Bash (Shell) Script Calculator | Shell Scripting for Beginners

Linux Bash (Shell) Script Calculator | Shell Scripting for Beginners | Nehra Classes

Bash (Shell) Calculator Script:
===============================

# !/bin/bash

# Take The Input From The User #
echo “Enter The Two Numbers For Operation: ”
read x
read y

# Provide Operation Input #
echo “Enter Your Choice Of Operation:”
echo “1. Addition”
echo “2. Subtraction”
echo “3. Multiplication”
echo “4. Division”
read ch

# Switch Case To Perform The Operation #
case $ch in
1)res=`echo $x + $y | bc`
;;
2)res=`echo $x – $y | bc`
;;
3)res=`echo $x * $y | bc`
;;
4)res=`echo “scale=2; $x / $y” | bc`
;;
esac
echo “Result : $res”

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