Script to display sum of two number and to do calculations such as +, -, / etc
Posted in Shell Math
#!/bin/bash # Script to display sum of two number and to do calculations such as +, -, / etc # ------------------------------------------------------------------------- # Copyright (c) 2005 nixCraft project <http://cyberciti.biz/fb/> # This script is licensed under GNU GPL version 2.0 or above # ------------------------------------------------------------------------- # This script is part of nixCraft shell script collection (NSSC) # Visit http://bash.cyberciti.biz/ for more information. # ---------------------------------------------------------------------- echo "**** My calculator ****" echo "M A I N - M E N U" echo "1. Multiplication" echo "2. Subtraction" echo "3. Remainder" echo "4. Divide" echo -n "Please select your choice (1-4) : " read choice echo -n "Enter your first number : " read n1 echo -n "Enter your second number : " read n2 if [ $choice -eq 1 ] then answer="$n1 x $n2 = $(( $n1 * $n2 ))" elif [ $choice -eq 2 ] then answer="$n1 - $n2 = $(( $n1 - $n2 ))" elif [ $choice -eq 3 ] then answer="$n1 % $n2 = $(( $n1 % $n2 ))" elif [ $choice -eq 4 ] then answer="$n1 / $n2 = $(( $n1 / $n2 ))" else echo "Sorry please select number between 1-4 only" exit 1 fi echo $answer
Download - Email this to a friend - Printable version
Leave a Reply
We encourage your comments, and suggestions. But please stay on topic, be polite, and avoid spam. Thank you very much for stopping by our site!
Tags: bash script, calculator, echo command, fi, if command, mathematics, menu based script, multiplication, read command, remainder, shell script, subtraction ~ Last updated on: April 15, 2008
